tc447 price and stock

tc447 Details
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
  • DigiKey
  • 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
  • Perfect Parts
  • 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: tc447

Select Manufacturer
Which Manufacturer of tc447 would you like to use for your alert(s)?
  • Please alert me when tc447 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for tc447 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
  • Please alert me when the single part price for tc447 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 tc447 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 tc447.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.
arrow upTOP

DigiKey ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
EPM7032BTC44-7 DISTI # 2156-EPM7032BTC44-7-AL-ND
Rochester Electronics LLC IC CPLD 32MC 7.5NS 44TQFP Min Qty: 96 Container: Tray EPM7032BTC44-7 Part Details 16868
Tray
  • 96 $3.1100
$3.1100 Buy Now EPM7032BTC44-7 Part Details
EPM7032TC44-7 DISTI # 2156-EPM7032TC44-7-AL-ND
Rochester Electronics LLC IC CPLD 32MC 7.5NS 44TQFP Min Qty: 9 Container: Tray EPM7032TC44-7 Part Details 218
Tray
  • 9 $31.7800
$31.7800 Buy Now EPM7032TC44-7 Part Details
ZUSA-TF-PTC-447 DISTI # 4753-ZUSA-TF-PTC-447-ND
Fix Supply Push to Connect Tube Fitting - N Min Qty: 1 Container: Bulk ZUSA-TF-PTC-447 Part Details 171
Bulk
  • 1 $6.1400
$6.1400 Buy Now ZUSA-TF-PTC-447 Part Details
EPM7064TC44-7 DISTI # EPM7064TC44-7-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Tray EPM7064TC44-7 Part Details 0
Tray
  Buy Now EPM7064TC44-7 Part Details
EPM7032TC44-7 DISTI # EPM7032TC44-7-ND
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP Min Qty: 160 Container: Tray EPM7032TC44-7 Part Details 0
Tray
  • 160 $22.0700
$22.0700 Buy Now EPM7032TC44-7 Part Details
EPM7032BTC44-7 DISTI # EPM7032BTC44-7-ND
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP Container: Tray EPM7032BTC44-7 Part Details 0
Tray
  Buy Now EPM7032BTC44-7 Part Details
EPM7064BTC44-7 DISTI # EPM7064BTC44-7-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Tray EPM7064BTC44-7 Part Details 0
Tray
  Buy Now EPM7064BTC44-7 Part Details
EPM7032STC44-7F DISTI # EPM7032STC44-7F-ND
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP Min Qty: 160 Container: Bag EPM7032STC44-7F Part Details 0
Bag
  • 160 $9.2000
$9.2000 Buy Now EPM7032STC44-7F Part Details
EPM7032BTC44-7N DISTI # EPM7032BTC44-7N-ND
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP Container: Tray EPM7032BTC44-7N Part Details 0
Tray
  Buy Now EPM7032BTC44-7N Part Details
EPM7064TC44-7YY DISTI # EPM7064TC44-7YY-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Box EPM7064TC44-7YY Part Details 0
Box
  Buy Now EPM7064TC44-7YY Part Details
EPM7064STC44-7F DISTI # EPM7064STC44-7F-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Min Qty: 480 Container: Bag EPM7064STC44-7F Part Details 0
Bag
  • 480 $27.5000
$27.5000 Buy Now EPM7064STC44-7F Part Details
EPM7064BTC44-7N DISTI # EPM7064BTC44-7N-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Tray EPM7064BTC44-7N Part Details 0
Tray
  Buy Now EPM7064BTC44-7N Part Details
EPM3064ATC44-7N DISTI # 544-1979-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Tray EPM3064ATC44-7N Part Details 0
Tray
  Buy Now EPM3064ATC44-7N Part Details
EPM7064STC44-7N DISTI # 544-2022-ND
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP Container: Tray EPM7064STC44-7N Part Details 0
Tray
  Buy Now EPM7064STC44-7N Part Details
TC447TP08NF400MCAAKXUMA1 DISTI # 448-TC447TP08NF400MCAAKXUMA1TR-ND
Infineon Technologies AG AURIX 3G-ACEE Min Qty: 1000 Container: Tape & Reel TC447TP08NF400MCAAKX... Part Details 0
Tape & Reel
  • 1000 $32.5145
$32.5145 Buy Now TC447TP08NF400MCAAKX... Part Details

View all 'tc447' results from DigiKey

View all 'tc447' results from DigiKey

Avnet Americas Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
TC447TP08NF400MCAAKXUMA1 DISTI # TC447TP08NF400MCAAKXUMA1
Infineon Technologies AG - Tape and Reel (Alt: TC447TP08NF400MCAAKXUMA1) COO: Taiwan (Province of China) RoHS: Compliant Min Qty: 1000 Package Multiple: 1000 Container: Tape & Reel TC447TP08NF400MCAAKX... Part Details 0   RFQ TC447TP08NF400MCAAKX... Part Details

Bristol Electronics  

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation CPLD MAX® 7000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM7032AETC44-7 Part Details 2788   RFQ EPM7032AETC44-7 Part Details
Altera Corporation CPLD MAX® 3000AFamily 1.25KGates 64Macro Cells 135.1MHz 3.3V 44-Pin TQFP Tray EPM3064ATC44-7 Part Details 299   RFQ EPM3064ATC44-7 Part Details
Altera Corporation CPLD MAX® 7000AFamily 1.25KGates 64Macro Cells 135.1MHz 3.3V 44-Pin TQFP Tray EPM7064AETC447 Part Details 241   RFQ EPM7064AETC447 Part Details
Altera Corporation CPLD MAX® 7000Family 1.25KGates 64Macro Cells 125MHz 5V 44-Pin TQFP Tray EPM7064TC44-7 Part Details 239   RFQ EPM7064TC44-7 Part Details
Altera Corporation CPLD MAX® 7000SFamily 1.25KGates 64Macro Cells 125MHz 5V 44-Pin TQFP Tray EPM7064STC44-7 Part Details 151   RFQ EPM7064STC44-7 Part Details
Altera Corporation CPLD MAX® 7000AFamily 1.25KGates 64Macro Cells 135.1MHz 3.3V 44-Pin TQFP Tray EPM7064AETC44-7 Part Details 100   RFQ EPM7064AETC44-7 Part Details
Altera Corporation CPLD MAX® 3000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM3032ATC-44-7 Part Details 29   RFQ EPM3032ATC-44-7 Part Details
Altera Corporation CPLD MAX® 7000SFamily 600Gates 32Macro Cells 116.3MHz 5V 44-Pin TQFP Tray EPM7032STC44-7 Part Details 19   RFQ EPM7032STC44-7 Part Details
Altera Corporation CPLD MAX® 7000AFamily 1.25KGates 64Macro Cells 135.1MHz 3.3V 44-Pin TQFP Tray EPM7064AETC44-7N Part Details 14   RFQ EPM7064AETC44-7N Part Details
Altera Corporation CPLD MAX® 3000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM3032ATC44-7N Part Details 9   RFQ EPM3032ATC44-7N Part Details
Altera Corporation   EPM3064ATC447144-10 Part Details 8   RFQ EPM3064ATC447144-10 Part Details
Altera Corporation CPLD MAX® 3000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM3032ATC447 Part Details 6   RFQ EPM3032ATC447 Part Details
Altera Corporation CPLD MAX® 7000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM7032AETC447 Part Details 4   RFQ EPM7032AETC447 Part Details
Altera Corporation CPLD MAX® 3000AFamily 600Gates 32Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM3032ATC44-7 Part Details 1   RFQ EPM3032ATC44-7 Part Details
Altera Corporation CPLD MAX® 7000Family 1.25KGates 64Macro Cells 125MHz 5V 44-Pin TQFP Tray EPM7064STC44-7N Part Details 1   RFQ EPM7064STC44-7N Part Details

View all 'tc447' results from Bristol Electronics

View all 'tc447' results from Bristol Electronics

Rochester Electronics ECIA (NEDA) Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation EE PLD, 3.5ns, 32-Cell, CMOS, PQFP44 RoHS: Not Compliant Status: Obsolete Min Qty: 1 EPM7032BTC44-7 Part Details 16868
  • 10000 $1.9900
  • 1000 $2.1200
  • 500 $2.2400
  • 100 $2.3700
  • 25 $2.4900
$1.9900 / $2.4900 Buy Now EPM7032BTC44-7 Part Details
Altera Corporation EE PLD, 7.5ns, 32-Cell, CMOS, PQFP44 RoHS: Not Compliant Status: Obsolete Min Qty: 1 EPM7032TC44-7 Part Details 218
  • 10000 $20.3400
  • 1000 $21.6100
  • 500 $22.8800
  • 100 $24.1500
  • 25 $25.4200
$20.3400 / $25.4200 Buy Now EPM7032TC44-7 Part Details

Futuretech Components Ltd Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7064BTC44-7 Part Details 5727   RFQ EPM7064BTC44-7 Part Details
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7032BTC44-7N Part Details 5485   RFQ EPM7032BTC44-7N Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3032ATC44-7N Part Details 5000   RFQ EPM3032ATC44-7N Part Details
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7064TC44-7YY Part Details 4907   RFQ EPM7064TC44-7YY Part Details
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7032STC44-7F Part Details 4784   RFQ EPM7032STC44-7F Part Details
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7032BTC44-7 Part Details 4016   RFQ EPM7032BTC44-7 Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3064ATC44-7N Part Details 2786   RFQ EPM3064ATC44-7N Part Details
Futuretech Components Ltd Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7064STC44-7N Part Details 1000   RFQ EPM7064STC44-7N Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3064ATC44-7N/I44-... Part Details 182   RFQ EPM3064ATC44-7N/I44-... Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3064ATI44-10N/EPM... Part Details 100   RFQ EPM3064ATI44-10N/EPM... Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7032STC44-7N Part Details 100   RFQ EPM7032STC44-7N Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3032ATC44-7 Part Details 100   RFQ EPM3032ATC44-7 Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7032STC44-7 Part Details 100   RFQ EPM7032STC44-7 Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM3064ATC44-7 Part Details 100   RFQ EPM3064ATC44-7 Part Details
Futuretech Components Integrated Circuits(ICs) ,EM/CM/EMS Only EPM7064STC44-7 Part Details 100   RFQ EPM7064STC44-7 Part Details

View all 'tc447' results from Futuretech Components Ltd

View all 'tc447' results from Futuretech Components Ltd

Win Source Electronics  

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP EPM3064ATC44-7 Part Details 5000
  • 10 $33.8350
  • 8 $35.2447
  • 7 $36.6546
  • 5 $39.4741
  • 3 $40.8839
  • 2 $43.7034
$33.8350 / $43.7034 Buy Now EPM3064ATC44-7 Part Details
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP EPM3064ATC44-7N Part Details 4995
  • 10 $37.2885
  • 8 $38.8043
  • 6 $40.3200
  • 4 $43.3516
  • 3 $44.8674
  • 2 $47.8990
$37.2885 / $47.8990 Buy Now EPM3064ATC44-7N Part Details
Intel Corporation EPM3064ATC44-7N/I44-10N Altera EPM3064ATC44-7N/I44-... Part Details 4710
  • 10 $37.0102
  • 8 $38.5147
  • 6 $40.0192
  • 4 $43.0282
  • 3 $44.5325
  • 2 $47.5415
$37.0102 / $47.5415 Buy Now EPM3064ATC44-7N/I44-... Part Details
Intel Corporation Logic (IC) EPM3064AT 3.3V TQFP44 EPM3064ATC44-7N/144-... Part Details 4600
  • 10 $37.0102
  • 8 $38.5147
  • 6 $40.0192
  • 4 $43.0282
  • 3 $44.5325
  • 2 $47.5415
$37.0102 / $47.5415 Buy Now EPM3064ATC44-7N/144-... Part Details
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP EPM7032AETC44-7N Part Details 2970
  • 5 $71.7135
  • 4 $79.9882
  • 3 $82.7463
  • 2 $85.5045
  • 1 $88.2627
$71.7135 / $88.2627 Buy Now EPM7032AETC44-7N Part Details
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP EPM7032AETC44-7 Part Details 2960
  • 40 $8.5646
  • 30 $9.5529
  • 23 $9.8823
  • 17 $10.2117
  • 11 $10.5411
  • 5 $12.8470
$8.5646 / $12.8470 Buy Now EPM7032AETC44-7 Part Details
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP / CPLD MAX® 7000S Family 1.25K Gates 64 Macro Cells 125MHz 5V 44-Pin TQFP Tray EPM7064STC44-7 Part Details 1044
  • 6 $61.6837
  • 5 $64.1911
  • 4 $66.6986
  • 3 $71.7135
  • 2 $74.2209
  • 1 $79.2359
$61.6837 / $79.2359 Buy Now EPM7064STC44-7 Part Details
Altera Corporation IC CPLD 64MC 7.5NS 44TQFP EPM7064STC44-7N Part Details 1000
  • 6 $58.6467
  • 4 $65.4136
  • 3 $67.6692
  • 2 $69.9249
  • 1 $72.1805
$58.6467 / $72.1805 Buy Now EPM7064STC44-7N Part Details
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP EPM3032ATC44-7N Part Details 1000
  • 6 $65.1636
  • 6 $65.1636
  • 4 $72.6825
  • 3 $75.1888
  • 2 $77.6952
  • 1 $80.2014
$65.1636 / $80.2014 Buy Now EPM3032ATC44-7N Part Details
Altera Corporation IC CPLD 32MC 7.5NS 44TQFP EPM3032ATC44-7 Part Details 960
  • 6 $74.7414
  • 4 $83.3653
  • 3 $86.2401
  • 2 $89.1147
  • 1 $91.9894
  • 1 $91.9894
$74.7414 / $91.9894 Buy Now EPM3032ATC44-7 Part Details

View all 'tc447' results from Win Source Electronics

Flip Electronics ECIA Member • Authorized Distributor

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation Stock EPM3064ATC44-7N Part Details 19320   RFQ EPM3064ATC44-7N Part Details
Altera Corporation Stock EPM7064STC44-7N Part Details 626   RFQ EPM7064STC44-7N Part Details
Altera Corporation Stock EPM7064STC44-7 Part Details 626   RFQ EPM7064STC44-7 Part Details
Altera Corporation Stock EPM7064STC44-7F Part Details 626   RFQ EPM7064STC44-7F Part Details

New Advantage Corporation

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 1 EPM7032TC44-7 Part Details 20
  • 1 $16.9900
$16.9900 Buy Now EPM7032TC44-7 Part Details

Unikey Electronic Pte Ltd  

Part # Manufacturer Description Stock Price Price Range Buy
Intel Corporation Programmable within the system 32 7.5ns TQFP-44 SMD mount EPM7032BTC44-7 Part Details 15731
  • 100 $2.8723
  • 300 $2.8511
  • 500 $2.8298
  • 1000 $2.7872
$2.7872 / $2.8723 Buy Now EPM7032BTC44-7 Part Details
Intel Corporation EEPLD 32 4.75V 7.5ns 5.25V QFP SMD mount 10mm*10mm*1.27mm EPM7032TC44-7 Part Details 203
  • 1 $32.0247
  • 25 $30.9428
  • 50 $29.8609
  • 100 $29.2117
$29.2117 / $32.0247 Buy Now EPM7032TC44-7 Part Details

Chip Stock  

Part # Manufacturer Description Stock Price Price Range Buy
Altera Corporation CPLD MAX® 3000A Family 1.25K Gates 64 Macro Cells 135.1MHz 3.3V 44-Pin TQFP Tray EPM3064ATC44-7N Part Details 4600   RFQ EPM3064ATC44-7N Part Details
Altera Corporation CPLD MAX 7000S Family 1.25K Gates 64 Macro Cells 166.7MHz CMOS Technology 5V 44-Pin TQFP EPM7064STC447F Part Details 4400   RFQ EPM7064STC447F Part Details
Altera Corporation CPLD MAX 7000A Family 600 Gates 32 Macro Cells 138.9MHz CMOS Technology 3.3V 44-Pin TQFP EPM7032BTC44-7 Part Details 2680   RFQ EPM7032BTC44-7 Part Details
Altera Corporation CPLD MAX® 7000 Family 1.25K Gates 64 Macro Cells 125MHz 5V 44-Pin TQFP Tray EPM7064STC44-7N Part Details 2590   RFQ EPM7064STC44-7N Part Details
Altera Corporation   EPM3032ATC44-7/144-1... Part Details 1481   RFQ EPM3032ATC44-7/144-1... Part Details
Altera Corporation   EPM3032ATC44-7N/I44-... Part Details 1336   RFQ EPM3032ATC44-7N/I44-... Part Details
Altera Corporation 2 600 TQFP-44(10x10) Programmable Logic Device (CPLDs/FPGAs) ROHS EPM7032STC44-7 Part Details 1147   RFQ EPM7032STC44-7 Part Details
Altera Corporation CPLD MAX® 3000A Family 600 Gates 32 Macro Cells 138.9MHz 3.3V 44-Pin TQFP Tray EPM3032ATC44-7N Part Details 1125   RFQ EPM3032ATC44-7N Part Details
Altera Corporation CPLD MAX 3000A Family 600 Gates 32 Macro Cells 138.9MHz 3.3V 44-Pin TQFP EPM3032ATC44-7 Part Details 1085   RFQ EPM3032ATC44-7 Part Details
Altera Corporation EPM3032ATC44-7/I44-10 Altera EPM3032ATC44-7/I44-1... Part Details 1041   RFQ EPM3032ATC44-7/I44-1... Part Details
Altera Corporation Cpld. Max 7000, 32 Macrocells, TQFP44 EPM7032STC44-7N Part Details 907   RFQ EPM7032STC44-7N Part Details
Altera Corporation IC Cpld 32MC 7.5NS 44TQFP EPM7032STC447F Part Details 888   RFQ EPM7032STC447F Part Details
Altera Corporation EPM3064ATC44-7N/I44-10N Altera EPM3064ATC44-7N/I44-... Part Details 855   RFQ EPM3064ATC44-7N/I44-... Part Details
Altera Corporation   EPM3256ATC44-7 Part Details 669   RFQ EPM3256ATC44-7 Part Details
Altera Corporation CPLD MAX 7000B Family 1.25K Gates 64 Macro Cells 142.9MHz 2.5V 44-Pin TQFP EPM7064BTC44-7 Part Details 627   RFQ EPM7064BTC44-7 Part Details

View all 'tc447' results from Chip Stock

View all 'tc447' results from Chip Stock

Associated Part Details

Most Popular Other Interface ICs

Most Popular Part Numbers