Findchips Blog

vr2b price and stock

vr2b Details
My Preferred Distributors (0) Authorized (0) Independent (0) Industrial Supplies / MRO (0)
Register or Sign In to sort your Preferred Distributors to the top of the list!

Authorized Distributors

  • Abracon
  • Analog Devices Inc
  • Arrow
  • Avnet Americas
  • Bisco
  • Braemac Americas-Symmetry
  • Coilcraft
  • ComSIT USA
  • Cytech Systems Limited
  • DB Roberts
  • Dynamic Solutions
  • ECCO
  • Fairview Microwave
  • FDH Electronics
  • Flip Electronics
  • Future Electronics
  • GLYN
  • Heilind Americas
  • Interstate Connecting
  • L-com US
  • Maritex
  • Master Electronics
  • Microchip Technology
  • Mouser
  • NAC
  • New Advantage
  • Newark
  • NXP
  • Onlinecomponents.com
  • Pasternack Enterprises
  • PEI Genesis
  • Powell Electronics
  • PUI
  • RECOM Power
  • Relay Specialties
  • Richardson RFPD
  • Rochester
  • RS
  • Rutronik
  • Sager
  • Samtec
  • SiTime Corporation
  • STMicroelectronics
  • TE Connectivity
  • Teledyne HiRel
  • TME
  • TTI
  • Venkel Ltd.
  • Verical
  • Waytek, Inc.
  • Wuhan P&S

Independent Distributors

  • ADMATI Agencies
  • Ameya
  • Bristol
  • Chip 1 Exchange
  • Chip Stock
  • Chip-Germany GmbH
  • Component Electronics, Inc
  • Futuretech Components
  • Greenchips
  • IBS Electronics
  • LCSC
  • MacroQuest
  • Neutron USA
  • NexGen Digital
  • Quest
  • Sense Electronic
  • Sensible Micro Corp
  • Shengyu Electronics
  • Unikey Electronic
  • Vyrian
  • Win Source Electronics
Show Filters
Select Manufacturer

Update Alert Settings for: vr2b

Select Manufacturer
Which Manufacturer of vr2b would you like to use for your alert(s)?
Inventory Alert
  • Please alert me when vr2b inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for vr2b alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
Pricing Alert
  • Please alert me when the single part price for vr2b to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for vr2b alternates
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Is at most 256 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for vr2b.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.
arrow upTOP
Price includes all import duties and tariffs for applicable products

Newark ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B DISTI # 16C7047
Carlo Gavazzi Holding AG Level Sensor, Capacitive, 8Mm, 1-1/2" Pt, Product Range:Vr Series Rohs Compliant: Yes |Carlo Gavazzi VR2B RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 0 Container: Bulk VR2B Part Details 0
  • 5 Can$262.2200
  • 10 Can$250.5700
  • 50 Can$243.5800
  • 100 Can$236.5900
Can$236.5900 / Can$262.2200 Buy Now VR2B Part Details
SSF-VR2B DISTI # 20K3656
Thomas & Betts 2 Inch X 1/4 Threaded Bridle Ring, |Abb Thomas & Betts SSF-VR2B RoHS: Not Compliant Min Qty: 100 Package Multiple: 1 Date Code: 0 Container: Bulk SSF-VR2B Part Details 0
  • 100 Can$11.5200
  • 250 Can$10.7000
  • 500 Can$10.0000
Can$10.0000 / Can$11.5200 Buy Now SSF-VR2B Part Details

Verical Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B DISTI # 87687278
Carlo Gavazzi Holding AG VR2B Min Qty: 1 Package Multiple: 1 VR2B Part Details Americas - 5
  • 5 $214.4400
  • 1 $225.7300
$214.4400 / $225.7300 Buy Now VR2B Part Details

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
EVR-2B06-1 DISTI # 576-EVR-2B06-1
Littelfuse Inc Automotive Relays 2 Form A, 1 Form B, 6VDC RoHS: Compliant EVR-2B06-1 Part Details 199
  • 1 $12.3700
  • 10 $10.9900
  • 25 $10.4400
  • 50 $9.8900
  • 100 $9.4200
  • 200 $8.9800
  • 600 $8.6700
$8.6700 / $12.3700 Buy Now EVR-2B06-1 Part Details
EVR-2B09-1 DISTI # 576-EVR-2B09-1
Littelfuse Inc Automotive Relays 2 Form A, 1 Form B, 9VDC RoHS: Compliant EVR-2B09-1 Part Details 199
  • 1 $12.3700
  • 10 $10.9900
  • 25 $10.4400
  • 50 $9.8900
  • 100 $9.4200
  • 200 $8.9800
  • 600 $8.6700
$8.6700 / $12.3700 Buy Now EVR-2B09-1 Part Details
EVR-2B24-1 DISTI # 576-EVR-2B24-1
Littelfuse Inc Automotive Relays 2 Form A, 1 Form B, 24VDC RoHS: Compliant EVR-2B24-1 Part Details 114
  • 1 $12.0900
  • 10 $10.7500
  • 25 $10.2100
  • 50 $9.6800
  • 100 $9.2100
  • 200 $8.7800
  • 600 $8.4800
$8.4800 / $12.0900 Buy Now EVR-2B24-1 Part Details
VR2B DISTI # 225-VR2B
Carlo Gavazzi Holding AG Proximity Sensors - Industrial LVL SNSR CAP NYLON 1.5 IN THD RoHS: Compliant VR2B Part Details 1
  • 1 $221.3500
  • 5 $210.2800
  • 10 $203.6400
  • 25 $197.0000
$197.0000 / $221.3500 Buy Now VR2B Part Details
EVR-2B12-1 DISTI # 576-EVR-2B12-1
Littelfuse Inc Automotive Relays 2 Form A, 1 Form B, 12VDC RoHS: Compliant EVR-2B12-1 Part Details 0
  • 1 $10.4000
  • 10 $9.2600
  • 25 $8.8400
  • 250 $7.8700
  • 500 $7.6000
$7.6000 / $10.4000 Order Now EVR-2B12-1 Part Details
PG-75-102R-NVR2B DISTI # 229-PG-75-102R-NVR2B
Nidec Corporation Pressure Sensors - Industrial - 100 ~ 100 kPa, gauge compound version, switch voltage output NPN open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-102R-NVR2B Part Details 0
  • 1 $259.0500
  • 5 $258.9900
  • 10 $256.9800
  • 25 $249.7000
$249.7000 / $259.0500 Order Now PG-75-102R-NVR2B Part Details
PG-75-353G-NVR2B DISTI # 229-PG-75-353G-NVR2B
Nidec Corporation Pressure Sensors - Industrial 0 ~ 3.5 MPa, gauge, switch voltage output NPN open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-353G-NVR2B Part Details 0
  • 1 $259.0500
  • 5 $258.9900
  • 10 $256.9800
  • 25 $249.7900
$249.7900 / $259.0500 Order Now PG-75-353G-NVR2B Part Details
PG-75-102G-PVR2B DISTI # 229-PG-75-102G-PVR2B
Nidec Corporation Pressure Sensors - Industrial 0 ~ 100 kPa, gauge, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-102G-PVR2B Part Details 0
  • 1 $259.0500
  • 5 $258.9900
  • 10 $256.7600
  • 25 $249.1600
$249.1600 / $259.0500 Order Now PG-75-102G-PVR2B Part Details
PG-75-103R-PVR2B DISTI # 229-PG-75-103R-PVR2B
Nidec Corporation Pressure Sensors - Industrial - 0.1 ~ 1.0 MPa, gauge compound version, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-103R-PVR2B Part Details 0
  • 1 $259.0500
  • 5 $258.9900
  • 10 $256.8900
  • 25 $249.6200
$249.6200 / $259.0500 Order Now PG-75-103R-PVR2B Part Details
PG-75-102R-PVR2B DISTI # 229-PG-75-102R-PVR2B
Nidec Corporation Pressure Sensors - Industrial - 100 ~ 100 kPa, gauge compound version, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-102R-PVR2B Part Details 0
  • 1 $259.0600
  • 5 $258.9900
  • 10 $256.9800
  • 25 $249.5300
$249.5300 / $259.0600 Order Now PG-75-102R-PVR2B Part Details
PG-75-353G-PVR2B DISTI # 229-PG-75-353G-PVR2B
Nidec Corporation Pressure Sensors - Industrial 0 ~ 3.5 MPa, gauge, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-353G-PVR2B Part Details 0
  • 1 $259.0600
  • 5 $258.9900
  • 10 $257.1300
  • 25 $249.6000
$249.6000 / $259.0600 Order Now PG-75-353G-PVR2B Part Details
PG-75-353R-NVR2B DISTI # 229-PG-75-353R-NVR2B
Nidec Corporation Pressure Sensors - Industrial - 0.1 ~ 3.5 MPa, gauge compound version, switch voltage output NPN open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-353R-NVR2B Part Details 0
  • 1 $259.0600
  • 5 $258.9900
  • 10 $257.0600
  • 25 $249.4400
$249.4400 / $259.0600 Order Now PG-75-353R-NVR2B Part Details
PG-75-103G-NVR2B DISTI # 229-PG-75-103G-NVR2B
Nidec Corporation Pressure Sensors - Industrial 0 ~ 1.0 MPa, gauge, switch voltage output NPN open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-103G-NVR2B Part Details 0
  • 1 $259.0600
  • 5 $258.9900
  • 10 $257.0600
  • 25 $249.4400
$249.4400 / $259.0600 Order Now PG-75-103G-NVR2B Part Details
PG-75-103G-PVR2B DISTI # 229-PG-75-103G-PVR2B
Nidec Corporation Pressure Sensors - Industrial 0 ~ 1.0 MPa, gauge, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-103G-PVR2B Part Details 0
  • 1 $259.0600
  • 5 $258.9900
  • 10 $257.0600
  • 25 $249.4400
$249.4400 / $259.0600 Order Now PG-75-103G-PVR2B Part Details
PG-75-353R-PVR2B DISTI # 229-PG-75-353R-PVR2B
Nidec Corporation Pressure Sensors - Industrial - 0.1 ~ 3.5 MPa, gauge compound version, switch voltage output PNP open collector, corrosive gases/liquids, R 1/4 w/M5 female screw fitting, cable lead, back mount port RoHS: Compliant PG-75-353R-PVR2B Part Details 0
  • 1 $259.7700
  • 5 $259.7600
  • 10 $256.7500
  • 25 $245.3500
$245.3500 / $259.7700 Order Now PG-75-353R-PVR2B Part Details

View all 'vr2b' results from Mouser Electronics

View all 'vr2b' results from Mouser Electronics

RS (Formerly Allied Electronics & Automation)

Part # Manufacturer Description Stock Price Price Range Buy
VR2B DISTI # 70014712
Carlo Gavazzi Holding AG MAXIMUM OF 15 MM CAPACITIVE PROXIMITY SENSOR 5 MA IP67, VR SERIES Min Qty: 5 Package Multiple: 1 Lead time: 9 Weeks, 0 Days Container: Bulk VR2B Part Details 0
  • 5 $233.0000
  • 10 $216.6900
  • 20 $209.7000
$209.7000 / $233.0000 RFQ VR2B Part Details
PG-75-353R-NVR2B DISTI # 71925876
NIDEC Components PRES GAUGE, -.1~3.5 MPA, CMPND, NPN, 1~5V, CORRSIV GAS/LIQUIDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-353R-NVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-353R-NVR2B Part Details
PG-75-353R-PVR2B DISTI # 71925884
NIDEC Components PRES GAUGE, -.1~3.5 MPA, CMPND, PNP, 1~5V, CORRSIV GAS/LIQUIDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-353R-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-353R-PVR2B Part Details
PG-75-103R-PVR2B DISTI # 71925852
NIDEC Components PRES GAUGE, -.1~1 MPA, CMPND, PNP, 1~5V, CORRSIV GASES/LIQUIDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-103R-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-103R-PVR2B Part Details
PG-75-103G-NVR2B DISTI # 71925828
NIDEC Components PRES GAUGE, 0~1 MPA, GAUGE, SWITCH NPN, 1~5V, CORRSV GASES/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-103G-NVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-103G-NVR2B Part Details
PG-75-353G-PVR2B DISTI # 71925868
NIDEC Components PRES GAUGE, 0~3.5 MPA, GAUGE, SWITCH PNP, 1~5V, CORRSV GAS/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-353G-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-353G-PVR2B Part Details
PG-75-102R-PVR2B DISTI # 71925820
NIDEC Components PRES GAUGE, -100~100 KPA, CMPND, PNP, 1~5V, CORRSIV GASES/LQDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-102R-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-102R-PVR2B Part Details
PG-75-103R-NVR2B DISTI # 71925844
NIDEC Components PRES GAUGE, -.1~1 MPA, CMPND, NPN, 1~5V, CORRSIV GASES/LIQUIDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-103R-NVR2B Part Details 0
  • 1 $324.4700
$324.4700 RFQ PG-75-103R-NVR2B Part Details
PG-75-353G-NVR2B DISTI # 71925860
NIDEC Components PRES GAUGE, 0~3.5 MPA, GAUGE, SWITCH NPN, 1~5V, CORRSV GAS/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-353G-NVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-353G-NVR2B Part Details
PG-75-102G-PVR2B DISTI # 71925804
NIDEC Components PRES GAUGE, 0~100 KPA, GAUGE, SWTCH PNP, 1~5V, CRRSV GASES/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-102G-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-102G-PVR2B Part Details
PG-75-102R-NVR2B DISTI # 71925812
NIDEC Components PRES GAUGE, -100~100 KPA, CMPND, NPN, 1~5V, CORRSIV GASES/LQDS, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-102R-NVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-102R-NVR2B Part Details
PG-75-102G-NVR2B DISTI # 71925796
NIDEC Components PRES GAUGE, 0~100 KPA, GAUGE, SWTCH NPN, 1~5V, CRRSV GASES/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-102G-NVR2B Part Details 0
  • 1 $324.4700
$324.4700 RFQ PG-75-102G-NVR2B Part Details
PG-75-103G-PVR2B DISTI # 71925836
NIDEC Components PRES GAUGE, 0~1 MPA, GAUGE, SWITCH PNP, 1~5V, CORRSV GASES/LQD, R1/4, BACK MOUN Min Qty: 1 Package Multiple: 1 Container: Bulk PG-75-103G-PVR2B Part Details 0
  • 1 $264.9700
$264.9700 RFQ PG-75-103G-PVR2B Part Details
KT-FLED140PSHV-R2B-UNV-8CSB-VDIM DISTI # 73628845
Keystone Technologies LLC LED HIGH POWER FLOOD LIGHT, 140W, 277-480V, COLOR SELECT, 80 CRI, BRONZE, XFIT Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk KT-FLED140PSHV-R2B-U... Part Details 0
  • 1 $786.7500
  • 5 $708.0800
$708.0800 / $786.7500 RFQ KT-FLED140PSHV-R2B-U... Part Details
KT-FLED290PSHV-R2B-UNV-8CSB-VDIM DISTI # 73628848
Keystone Technologies LLC LED HIGH POWER FLOOD LIGHT, 290W, 277-480V, COLOR SELECT, 80 CRI, BRONZE, XFIT Min Qty: 1 Package Multiple: 1 Lead time: 5 Weeks, 0 Days Container: Bulk KT-FLED290PSHV-R2B-U... Part Details 0
  • 1 $1,011.5700
  • 5 $910.4100
  • 10 $859.8300
$859.8300 / $1,011.5700 RFQ KT-FLED290PSHV-R2B-U... Part Details

View all 'vr2b' results from RS

View all 'vr2b' results from RS

Onlinecomponents.com ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B
Carlo Gavazzi Holding AG The VR2B is a thermoplastic polyester capacitive level sensor with a 1 1/2” pipe thread for detecting solids, fluids, or granulated substances. COO: Lithuania RoHS: Compliant VR2B Part Details 5 Partner Stock
  • 100 $147.1400
  • 50 $149.3800
  • 20 $151.6500
  • 10 $153.9700
  • 5 $156.3000
  • 1 $158.6900
$147.1400 / $158.6900 Buy Now VR2B Part Details
SSF-VR2B
Thomas & Betts 2 INCH X 1/4 THREADED BRID RoHS: Compliant SSF-VR2B Part Details 0
  • 100 $8.0200
  • 75 $8.1800
  • 50 $8.7700
  • 25 $11.6900
$8.0200 / $11.6900 Buy Now SSF-VR2B Part Details
SSF-VR2B
Belden Inc   RoHS: Compliant SSF-VR2B Part Details 0
  • 1 $1.1200
$1.1200 Buy Now SSF-VR2B Part Details

Sager ECIA (NEDA) Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
EVR-2B09-1 DISTI # 000000000007496153
Hartland Controls / Littelfuse RELAY, 2P, 40A, 9V, FORM B EVR-2B09-1 Part Details 0   Buy Now EVR-2B09-1 Part Details
EVR-2B24-1 DISTI # 000000000007496155
Hartland Controls / Littelfuse RELAY, 2P, 40A, 24V, FORM B EVR-2B24-1 Part Details 0   Buy Now EVR-2B24-1 Part Details
EVR-2B06-1 DISTI # 000000000007496152
Hartland Controls / Littelfuse RELAY, 2P, 40A, 6V, FORM B EVR-2B06-1 Part Details 0   Buy Now EVR-2B06-1 Part Details
SSF-VR2B DISTI # 000000000001404255
ABB Group Cable Mounting & Accessories Min Qty: 100 SSF-VR2B Part Details 0
  • 100 $10.0200
  • 200 $9.7400
  • 300 $9.3500
$9.3500 / $10.0200 Buy Now SSF-VR2B Part Details
EVR-2B12-1 DISTI # 000000000007496154
Hartland Controls / Littelfuse RELAY, 2P, 40A, 12V, FORM B EVR-2B12-1 Part Details 0   Buy Now EVR-2B12-1 Part Details

View all 'vr2b' results from Sager

Verical Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B DISTI # 87687278
Carlo Gavazzi Computing Solutions VR2B COO: Lithuania Min Qty: 1 Package Multiple: 1 VR2B Part Details Americas - 5
  • 5 $214.4400
  • 1 $225.7300
$214.4400 / $225.7300 Buy Now VR2B Part Details

Verical Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B DISTI # 87687278
Carlo Gavazzi Computing Solutions VR2B COO: Lithuania Min Qty: 1 Package Multiple: 1 VR2B Part Details Americas - 5
  • 5 $214.4400
  • 1 $225.7300
$214.4400 / $225.7300 Buy Now VR2B Part Details

TME ECIA Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
DVR 2 BY S 150 FM DISTI # DEHN-928430
Dehner Elektronik GmbH Surge arrester, Type 1, In 8/20us: 7.5kA, for DIN rail mounting Min Qty: 1 DVR 2 BY S 150 FM Part Details 0
  • 5 $248.1500
  • 1 $267.2400
$248.1500 / $267.2400 RFQ DVR 2 BY S 150 FM Part Details

Master Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
VR2B
Carlo Gavazzi Holding AG The VR2B is a thermoplastic polyester capacitive level sensor with a 1 1/2” pipe thread for detecting solids, fluids, or granulated substances. COO: Lithuania RoHS: Compliant VR2B Part Details 5 Partner Stock
  • 100 $147.1400
  • 50 $149.3800
  • 20 $151.6500
  • 10 $153.9700
  • 5 $156.3000
  • 1 $158.6900
$147.1400 / $158.6900 Buy Now VR2B Part Details
SSF-VR2B
Thomas & Betts 2 INCH X 1/4 THREADED BRID RoHS: Compliant SSF-VR2B Part Details 0
  • 100 $8.0200
  • 75 $8.1800
  • 50 $8.7700
  • 25 $11.6900
$8.0200 / $11.6900 Buy Now SSF-VR2B Part Details

Associated Part Details

Most Popular Proximity Sensors

Most Popular Part Numbers