994721136640

Names of 994721136640

• Cardinal: 994721136640 can be written as Nine hundred ninety-four billion, seven hundred twenty-one million, one hundred thirty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 9.9472113664 × 10¹¹

Factors of 994721136640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 30
• Sum of prime factors: 25

Divisors of 994721136640

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 64 70 77 80 88 98 110 112 121 128 140 154 160 176 196 220 224 242 245 256 280 308 320 352 385 392 440 448 484 490 512 539 560 605 616 640 704 770 784 847 880 896 968 980 1024 1078 1120 1210 1232 1280 1408 1540 1568 1694 1760 1792 1936 1960 2048 2156 2240 2420 2464 2560 2695 2816 3080 3136 3388 3520 3584 3872 3920 4096 4235 4312 4480 4840 4928 5120 5390 5632 5929 6160 6272 6776 7040 7168 7744 7840 8192 8470 8624 8960 9680 9856 10240 10780 11264 11858 12320 12544 13552 14080 14336 15488 15680 16384 16940 17248 17920 19360 19712 20480 21560 22528 23716 24640 25088 27104 28160 28672 29645 30976 31360 32768 33880 34496 35840 38720 39424 40960 43120 45056 47432 49280 50176 54208 56320 57344 59290 61952 62720 65536 67760 68992 71680 77440 78848 81920 86240 90112 94864 98560 100352 108416 112640 114688 118580 123904 125440 131072 135520 137984 143360 154880 157696 163840 172480 180224 189728 197120 200704 216832 225280 229376 237160 247808 250880 262144 271040 275968 286720 309760 315392 327680 344960 360448 379456 394240 401408 433664 450560 458752 474320 495616 501760 524288 542080 551936 573440 619520 630784 655360 689920 720896 758912 788480 802816 867328 901120 917504 948640 991232 1003520 1048576 1084160 1103872 1146880 1239040 1261568 1310720 1379840 1441792 1517824 1576960 1605632 1734656 1802240 1835008 1897280 1982464 2007040 2097152 2168320 2207744 2293760 2478080 2523136 2621440 2759680 2883584 3035648 3153920 3211264 3469312 3604480 3670016 3794560 3964928 4014080 4194304 4336640 4415488 4587520 4956160 5046272 5242880 5519360 5767168 6071296 6307840 6422528 6938624 7208960 7340032 7589120 7929856 8028160 8388608 8673280 8830976 9175040 9912320 10092544 10485760 11038720 11534336 12142592 12615680 12845056 13877248 14417920 14680064 15178240 15859712 16056320 16777216 17346560 17661952 18350080 19824640 20185088 20971520 22077440 23068672 24285184 25231360 25690112 27754496 28835840 29360128 30356480 31719424 32112640 33554432 34693120 35323904 36700160 39649280 40370176 41943040 44154880 46137344 48570368 50462720 51380224 55508992 57671680 58720256 60712960 63438848 64225280 69386240 70647808 73400320 79298560 80740352 83886080 88309760 92274688 97140736 100925440 102760448 111017984 115343360 117440512 121425920 126877696 128450560 138772480 141295616 146800640 158597120 161480704 167772160 176619520 184549376 194281472 201850880 205520896 222035968 230686720 234881024 242851840 253755392 256901120 277544960 282591232 293601280 317194240 322961408 353239040 369098752 388562944 403701760 411041792 444071936 461373440 485703680 507510784 513802240 555089920 565182464 587202560 634388480 645922816 706478080 777125888 807403520 822083584 888143872 922746880 971407360 1015021568 1027604480 1110179840 1130364928 1174405120 1268776960 1291845632 1412956160 1554251776 1614807040 1644167168 1776287744 1845493760 1942814720 2030043136 2055208960 2220359680 2260729856 2537553920 2583691264 2825912320 3108503552 3229614080 3552575488 3885629440 4060086272 4110417920 4440719360 4521459712 5075107840 5651824640 6217007104 6459228160 7105150976 7771258880 8220835840 8881438720 9042919424 10150215680 11303649280 12434014208 12918456320 14210301952 15542517760 17762877440 18085838848 20300431360 22607298560 24868028416 28420603904 31085035520 35525754880 45214597120 49736056832 62170071040 71051509760 90429194240 99472113664 124340142080 142103019520 198944227328 248680284160 497360568320 994721136640
• Sum of all divisors σ(n): 3052513742418
• Sum of proper divisors (its aliquot sum) s(n): 2057792605778
• 994721136640 is an abundant number, because the sum of its proper divisors (2057792605778) is greater than itself. Its abundance is 1063071469138

Bases of 994721136640

• Binary: 1110011110011010000000000000000000000000₂
• Hexadecimal: 0xE79A000000
• Base-36: COYVA58G

Squares and roots of 994721136640

• 994721136640 squared (994721136640²) is 989470139678373550489600
• 994721136640 cubed (994721136640³) is 984246862012211302169527340498944000
• The square root of 994721136640 is 997357.0757958255
• The cube root of 994721136640 is 9982.3727350101

Scales and comparisons

• 994,721,136,640 seconds is equal to 31,629 years, 2 weeks, 6 days, 2 hours, 50 minutes, 40 seconds.
• To count from 1 to 994,721,136,640 would take you about sixty-three thousand, two hundred fifty-eight years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 994721136640 cubic inches would be around 831.9 feet tall.

Recreational maths with 994721136640

• 994721136640 backwards is 046631127499
• The number of decimal digits it has is: 12
• The sum of 994721136640's digits is 52
• More coming soon!