21317642631168

Names of 21317642631168

• Cardinal: 21317642631168 can be written as Twenty-one trillion, three hundred seventeen billion, six hundred forty-two million, six hundred thirty-one thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 2.1317642631168 × 10¹³

Factors of 21317642631168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 66

Divisors of 21317642631168

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 31 32 34 39 48 51 52 62 64 68 78 93 96 102 104 124 128 136 156 186 192 204 208 221 248 256 272 289 312 372 384 403 408 416 442 496 512 527 544 578 624 663 744 768 806 816 832 867 884 961 992 1024 1054 1088 1156 1209 1248 1326 1488 1536 1581 1612 1632 1664 1734 1768 1922 1984 2048 2108 2176 2312 2418 2496 2652 2883 2976 3072 3162 3224 3264 3328 3468 3536 3757 3844 3968 4216 4352 4624 4836 4992 5304 5766 5952 6144 6324 6448 6528 6656 6851 6936 7072 7514 7688 7936 8432 8704 8959 9248 9672 9984 10608 11271 11532 11904 12493 12648 12896 13056 13312 13702 13872 14144 15028 15376 15872 16337 16864 17408 17918 18496 19344 19968 20553 21216 22542 23064 23808 24986 25296 25792 26112 26624 26877 27404 27744 28288 29791 30056 30752 31744 32674 33728 34816 35836 36992 37479 38688 39936 41106 42432 45084 46128 47616 49011 49972 50592 51584 52224 53754 54808 55488 56576 59582 60112 61504 63488 65348 67456 71672 73984 74958 77376 79872 82212 84864 89373 90168 92256 95232 98022 99944 101184 103168 104448 107508 109616 110976 113152 116467 119164 120224 123008 130696 134912 143344 147968 149916 154752 164424 169728 178746 180336 184512 190464 196044 199888 202368 206336 212381 215016 219232 221952 226304 232934 238328 240448 246016 261392 269824 277729 286688 295936 299832 309504 328848 339456 349401 357492 360672 369024 387283 392088 399776 404736 412672 424762 430032 438464 443904 452608 465868 476656 480896 492032 506447 522784 539648 555458 573376 591872 599664 619008 637143 657696 678912 698802 714984 721344 738048 774566 784176 799552 809472 825344 833187 849524 860064 876928 887808 923521 931736 953312 961792 984064 1012894 1045568 1079296 1110916 1146752 1161849 1199328 1238016 1274286 1315392 1357824 1397604 1429968 1442688 1476096 1519341 1549132 1568352 1599104 1618944 1666374 1699048 1720128 1753856 1775616 1847042 1863472 1906624 1923584 1968128 2025788 2091136 2221832 2293504 2323698 2398656 2476032 2548572 2630784 2770563 2795208 2859936 2885376 2952192 3038682 3098264 3136704 3198208 3237888 3332748 3398096 3440256 3507712 3610477 3694084 3726944 3813248 3847168 4051576 4182272 4443664 4587008 4647396 4797312 5097144 5261568 5541126 5590416 5719872 5770752 5904384 6077364 6196528 6273408 6396416 6583811 6665496 6796192 6880512 7015424 7220954 7388168 7453888 7626496 7694336 8103152 8364544 8609599 8887328 9174016 9294792 9594624 10194288 10523136 10831431 11082252 11180832 11439744 11541504 12005773 12154728 12393056 12546816 12792832 13167622 13330992 13592384 13761024 14030848 14441908 14776336 14907776 15252992 15699857 16206304 16729088 17219198 17774656 18348032 18589584 19189248 19751433 20388576 21046272 21662862 22164504 22361664 22879488 23083008 24011546 24309456 24786112 25093632 25585664 25828797 26335244 26661984 27184768 27522048 28883816 29552672 29815552 30505984 31399714 32412608 33458176 34438396 35549312 36017319 37179168 38378496 39502866 40777152 42092544 43325724 44329008 44723328 45758976 47099571 48023092 48618912 49572224 50187264 51657594 52670488 53323968 54369536 55044096 57767632 59105344 59631104 61011968 62799428 64825216 68876792 71098624 72034638 74358336 76756992 79005732 81554304 86651448 88658016 89446656 91517952 94199142 96046184 97237824 99144448 100374528 103315188 105340976 106647936 108739072 111924787 115535264 118210688 119262208 125598856 129650432 137753584 142197248 144069276 148716672 158011464 163108608 173302896 177316032 178893312 183035904 188398284 192092368 194475648 198288896 204098141 206630376 210681952 213295872 217478144 223849574 231070528 236421376 238524416 251197712 259300864 266897569 275507168 284394496 288138552 297433344 316022928 326217216 335774361 346605792 354632064 357786624 376796568 384184736 388951296 396577792 408196282 413260752 421363904 426591744 434956288 447699148 462141056 472842752 502395424 518601728 533795138 551014336 568788992 576277104 594866688 612294423 632045856 652434432 671548722 693211584 709264128 715573248 753593136 768369472 777902592 793155584 800692707 816392564 826521504 842727808 853183488 895398296 924282112 945685504 1004790848 1037203456 1067590276 1102028672 1152554208 1189733376 1224588846 1264091712 1304868864 1343097444 1386423168 1418528256 1507186272 1536738944 1555805184 1601385414 1632785128 1653043008 1685455616 1706366976 1790796592 1848564224 1891371008 2009581696 2135180552 2204057344 2305108416 2379466752 2449177692 2528183424 2686194888 2772846336 2837056512 3014372544 3073477888 3111610368 3202770828 3265570256 3306086016 3370911232 3469668397 3581593184 3697128448 4019163392 4270361104 4408114688 4610216832 4898355384 5056366848 5372389776 5545692672 5674113024 6028745088 6146955776 6405541656 6531140512 6612172032 6741822464 6939336794 7163186368 7394256896 8038326784 8540722208 8816229376 9220433664 9796710768 10112733696 10409005191 10744779552 11091385344 12057490176 12293911552 12811083312 13062281024 13224344064 13483644928 13878673588 14326372736 16076653568 17081444416 17632458752 18440867328 19593421536 20225467392 20818010382 21489559104 22182770688 24114980352 24587823104 25622166624 26124562048 26448688128 27757347176 28652745472 32153307136 34162888832 36881734656 39186843072 40450934784 41636020764 42979118208 48229960704 51244333248 52249124096 52897376256 55514694352 57305490944 68325777664 73763469312 78373686144 83272041528 85958236416 96459921408 102488666496 104498248192 111029388704 114610981888 136651555328 156747372288 166544083056 171916472832 204977332992 208996496384 222058777408 229221963776 273303110656 313494744576 333088166112 343832945664 409954665984 417992992768 444117554816 546606221312 626989489152 666176332224 687665891328 819909331968 888235109632 1253978978304 1332352664448 1639818663936 1776470219264 2664705328896 3552940438528 5329410657792 7105880877056 10658821315584 21317642631168
• Sum of all divisors σ(n): 67184255338200
• Sum of proper divisors (its aliquot sum) s(n): 45866612707032
• 21317642631168 is an abundant number, because the sum of its proper divisors (45866612707032) is greater than itself. Its abundance is 24548970075864

Bases of 21317642631168

• Binary: 100110110001101100110100001000011100000000000₂
• Hexadecimal: 0x136366843800
• Base-36: 7K16U0MIO

Squares and roots of 21317642631168

• 21317642631168 squared (21317642631168²) is 454441887350191330085044224
• 21317642631168 cubed (21317642631168³) is 9687629751164884561302363748517000773632
• The square root of 21317642631168 is 4617103.2727423371
• The cube root of 21317642631168 is 27727.6497280297

Scales and comparisons

• 21,317,642,631,168 seconds is equal to 677,835 years, 4 weeks, 6 days, 21 hours, 32 minutes, 48 seconds.
• To count from 1 to 21,317,642,631,168 would take you about one million, six hundred ninety-four thousand, five hundred eighty-seven 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 21317642631168 cubic inches would be around 2310.6 feet tall.

Recreational maths with 21317642631168

• 21317642631168 backwards is 86113624671312
• 21317642631168 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21317642631168's digits is 51
• More coming soon!