21140647689560832

Names of 21140647689560832

• Cardinal: 21140647689560832 can be written as Twenty-one quadrillion, one hundred forty trillion, six hundred forty-seven billion, six hundred eighty-nine million, five hundred sixty thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 2.1140647689560832 × 10¹⁶

Factors of 21140647689560832

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2731

Divisors of 21140647689560832

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 96 108 128 144 192 216 256 288 384 432 576 768 864 1033 1152 1693 1728 2066 2304 3099 3386 3456 4132 5079 6198 6772 6912 8264 9297 10158 12396 13544 15237 16528 18594 20316 24792 27088 27891 30474 33056 37188 40632 45711 49584 54176 55782 60948 66112 74376 81264 91422 99168 108352 111564 121896 132224 148752 162528 182844 198336 216704 223128 243792 264448 297504 325056 365688 396672 433408 446256 487584 595008 650112 731376 793344 892512 975168 1067089 1190016 1300224 1462752 1748869 1785024 1950336 2134178 2380032 2866249 2925504 3201267 3497738 3570048 3900672 4268356 5246607 5732498 5851008 6402534 6995476 7140096 8536712 8598747 9603801 10493214 11464996 11702016 12805068 13990952 15739821 17073424 17197494 19207602 20986428 22929992 25610136 25796241 27981904 28811403 31479642 34146848 34394988 38415204 41972856 45859984 47219463 51220272 51592482 55963808 57622806 62959284 68293696 68789976 76830408 77388723 83945712 91719968 94438926 102440544 103184964 111927616 115245612 125918568 136587392 137579952 153660816 154777446 167891424 183439936 188877852 204881088 206369928 223855232 230491224 251837136 273174784 275159904 307321632 309554892 335782848 366879872 377755704 409762176 412739856 447710464 460982448 503674272 550319808 614643264 619109784 671565696 733759744 755511408 819524352 825479712 921964896 1007348544 1100639616 1229286528 1238219568 1343131392 1511022816 1650959424 1806581677 1843929792 2014697088 2201279232 2458573056 2476439136 2960835217 3022045632 3301918848 3613163354 3687859584 4029394176 4952878272 5419745031 5921670434 6044091264 6603837696 7226326708 7375719168 8882505651 9905756544 10839490062 11843340868 12088182528 14452653416 16259235093 17765011302 19811513088 21678980124 23686681736 26647516953 28905306832 32518470186 35530022604 43357960248 47373363472 48777705279 53295033906 57810613664 65036940372 71060045208 79942550859 86715920496 94746726944 97555410558 106590067812 115621227328 130073880744 142120090416 159885101718 173431840992 189493453888 195110821116 213180135624 231242454656 260147761488 284240180832 319770203436 346863681984 378986907776 390221642232 426360271248 462484909312 520295522976 568480361664 639540406872 693727363968 757973815552 780443284464 852720542496 1040591045952 1136960723328 1279080813744 1387454727936 1560886568928 1705441084992 2081182091904 2273921446656 2558161627488 3058542779161 3121773137856 3410882169984 4162364183808 5116323254976 6117085558322 6243546275712 6821764339968 9175628337483 10232646509952 12234171116644 12487092551424 18351256674966 20465293019904 24468342233288 27526885012449 36702513349932 48936684466576 55053770024898 73405026699864 82580655037347 97873368933152 110107540049796 146810053399728 165161310074694 195746737866304 220215080099592 293620106799456 330322620149388 391493475732608 440430160199184 587240213598912 660645240298776 782986951465216 880860320398368 1174480427197824 1321290480597552 1761720640796736 2348960854395648 2642580961195104 3523441281593472 5285161922390208 7046882563186944 10570323844780416 21140647689560832
• Sum of all divisors σ(n): 62614176607415160
• Sum of proper divisors (its aliquot sum) s(n): 41473528917854328
• 21140647689560832 is an abundant number, because the sum of its proper divisors (41473528917854328) is greater than itself. Its abundance is 20332881228293496

Bases of 21140647689560832

• Binary: 1001011000110110100111010011011110110111010001100000000₂
• Hexadecimal: 0x4B1B4E9BDBA300
• Base-36: 5S5QFH30LC0

Squares and roots of 21140647689560832

• 21140647689560832 squared (21140647689560832²) is 446926984734133744170749028532224
• 21140647689560832 cubed (21140647689560832³) is 9448325927222053772822676367449525886800120250368
• The square root of 21140647689560832 is 145398238.2615443933
• The cube root of 21140647689560832 is 276506.9783172565

Scales and comparisons

• 21,140,647,689,560,832 seconds is equal to 672,207,204 years, 10 weeks, 6 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,140,647,689,560,832 would take you about two billion, sixteen million, six hundred twenty-one thousand, six hundred twelve 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 21140647689560832 cubic inches would be around 23042.2 feet tall.

Recreational maths with 21140647689560832

• 21140647689560832 backwards is 23806598674604112
• 21140647689560832 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 21140647689560832's digits is 72
• More coming soon!