21107309273505

Names of 21107309273505

• Cardinal: 21107309273505 can be written as Twenty-one trillion, one hundred seven billion, three hundred nine million, two hundred seventy-three thousand, five hundred five.

Scientific notation

• Scientific notation: 2.1107309273505 × 10¹³

Factors of 21107309273505

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2781

Divisors of 21107309273505

• Number of divisors d(n): 864
• Complete list of divisors:
  1 3 5 7 9 13 15 19 21 27 35 39 41 45 49 57 63 65 81 91 95 105 117 123 133 135 147 169 171 189 195 205 243 245 247 273 285 287 315 351 369 399 405 441 455 507 513 533 567 585 615 637 665 735 741 779 819 845 855 861 931 945 1053 1107 1183 1197 1215 1235 1323 1365 1435 1521 1539 1599 1701 1729 1755 1845 1911 1995 2009 2205 2223 2337 2457 2535 2565 2583 2665 2693 2793 2835 3159 3185 3211 3321 3549 3591 3705 3731 3895 3969 4095 4305 4563 4617 4655 4797 5187 5265 5453 5535 5733 5915 5985 6027 6615 6669 6929 7011 7371 7605 7695 7749 7995 8079 8281 8379 8505 8645 9555 9633 9963 10045 10127 10647 10773 11115 11193 11685 11907 12103 12285 12915 13465 13689 13965 14391 15561 15795 16055 16359 16605 17199 17745 17955 18081 18655 18851 19845 20007 20787 21033 22113 22477 22815 23085 23247 23985 24237 24843 25137 25935 26117 27265 28665 28899 30135 30381 31941 32319 33345 33579 34645 35009 35055 36309 36855 38171 38745 40395 41067 41405 41895 43173 46683 48165 48503 49077 49815 50635 51167 51597 53235 53865 54243 55965 56553 59535 60021 60515 62361 63099 67431 68445 69741 70889 71955 72711 74529 75411 77805 78351 81795 85995 86697 90405 91143 94255 95823 100035 100737 103935 105027 105165 108927 110413 110565 112385 114513 116235 121185 124215 125685 129519 130585 131651 131957 140049 144495 145509 147231 151905 153501 154791 157339 159705 161595 162729 167895 169659 175045 181545 187083 189297 190855 202293 205335 212667 215865 218133 223587 226233 233415 235053 242515 245063 245385 255835 257985 260091 271215 273429 282765 287469 300105 302211 311805 315081 315495 326781 331239 337155 339521 343539 348705 354445 358169 363555 372645 377055 391755 394953 395871 420147 433485 436527 441693 455117 455715 460503 472017 479115 488187 496223 503685 508977 525135 544635 552065 561249 572565 606879 638001 647595 654399 658255 659785 665171 670761 700245 705159 727545 735189 736155 767505 772891 773955 780273 786695 813645 820287 848295 906633 921557 935415 945243 946485 980343 993717 1011465 1018563 1030617 1063335 1074507 1090665 1117935 1131165 1175265 1184859 1187613 1225315 1300455 1309581 1325079 1365351 1367145 1381509 1416051 1435369 1437345 1488669 1511055 1526931 1575405 1633905 1656195 1683747 1697605 1715441 1717695 1790845 1820637 1914003 1974765 1979355 1995513 2012283 2097847 2100735 2115477 2182635 2205567 2208465 2275585 2302515 2318673 2360085 2440935 2460861 2481115 2507183 2544885 2764671 2806245 2835729 2941029 2981151 3034395 3055689 3091851 3185819 3190005 3223521 3271995 3325855 3353805 3525795 3554577 3562839 3675945 3864455 3901365 3928743 4096053 4101435 4144527 4248153 4306107 4466007 4533165 4580793 4607785 4656197 4726215 4901715 4968585 5092815 5146323 5153085 5372535 5410237 5461911 5742009 5924295 5938065 5986539 6293541 6346431 6450899 6547905 6616701 6625395 6826755 6907545 6956019 7080255 7176845 7443345 7521549 7634655 8294013 8418735 8507187 8577205 8647223 8943453 9103185 9167067 9275553 9557457 9570015 9670563 9977565 10047583 10061415 10489235 10577385 10663731 10688517 11027835 11593365 11786229 12288159 12304305 12433581 12535915 12744459 12918321 13398021 13823355 13968591 14178645 14684929 14705145 14905755 15278445 15438969 15459255 15929095 16117605 16230711 17226027 17772885 17814195 17959617 18659797 18880623 19352697 19643715 19850103 20480265 20722635 20868057 21240765 21530535 22300733 22330035 22564647 22903965 23280985 24882039 25731615 25941669 26830359 27051185 27272011 27309555 27501201 28672371 28710045 29011689 29932695 30142749 31467705 31732155 31991193 32065551 32254495 32593379 33083505 34780095 36864477 37607745 38233377 38754963 40194063 41470065 41905773 42535935 43236115 44054787 44717265 45835335 46316907 46377765 47787285 48352815 48692133 50237915 53318655 53442585 53878851 55979391 56641869 58058091 58931145 59550309 60530561 61440795 62167905 62604171 63722295 64591605 66902199 66990105 67693941 69842955 70333081 73424645 74646117 77194845 77825007 81153555 81816033 82503603 86017113 86130135 87035067 89798085 90428247 93298985 94403115 96763485 97780137 99250515 102794503 104340285 110593431 111503665 112823235 116264889 120582189 124410195 125717319 129708345 130618579 132164361 134151795 136360055 137506005 138950721 143361855 145058445 146076399 150713745 159955965 160327755 161636553 162966895 167938173 169925607 174174273 181591683 184322385 187812513 190904077 191166885 193774815 200706597 200970315 203081823 209528865 210999243 220273935 223938351 231584535 233475021 243460665 245448099 258051339 269394255 271284741 279896955 283209345 290290455 293340411 297751545 302652805 308383509 313020855 334510995 338469705 348794667 351665405 354536143 373230585 377151957 389125035 391855737 396493083 409080165 412518015 416852163 423713927 430085565 435175335 438229197 452141235 488900685 503814519 509776821 513972515 522522819 544775049 552967155 572712231 581324445 602119791 602910945 609245469 628586595 632997729 653092895 660821805 694753605 700425063 730381995 736344297 774154017 808182765 813854223 839690865 849628035 870871365 880021233 907958415 914330053 925150527 939062565 954520385 1003532985 1015409115 1054996215 1063608429 1119691755 1131455871 1167375105 1175567211 1189479249 1227240495 1271141781 1290256695 1314687591 1336328539 1356423705 1466702055 1511443557 1541917545 1567568457 1634325147 1718136693 1743973335 1772680715 1806359373 1885759785 1898993187 1959278685 1982465415 2084260815 2101275189 2118569635 2191145985 2209032891 2441562669 2481753001 2519072595 2548884105 2612614095 2640063699 2723875245 2742990159 2775451581 2863561155 3010598955 3046227345 3164988645 3190825287 3502125315 3526701633 3568437747 3681721485 3813425343 3870770085 4008985617 4069271115 4400106165 4534330671 4571650265 4625752635 4902975441 5154410079 5318042145 5419078119 5657279355 5696979561 5877836055 5947396245 6355708905 6573437955 6627098673 6681642695 7445259003 7557217785 7837842285 7920191097 8171625735 8228970477 8326354743 8590683465 9031796865 9494965935 9572475861 10506375945 10580104899 11045164455 11440276029 12026956851 12207813345 12408765005 13200318495 13714950795 13877257905 14708926323 15463230237 15954126435 17090938683 17372271007 17633508165 17842188735 19067126715 20044928085 22335777009 22671653355 24514877205 24686911431 24979064229 25772050395 27095390595 28484897805 28717427583 31740314697 33135493365 34320828087 36080870553 37226295015 39600955485 41144852385 41631773715 46389690711 47862379305 52116813021 52900524495 57201380145 60134784255 67007331027 73544631615 74060734293 77316151185 85454693415 86152282749 86861355035 102962484261 108242611659 111678885045 123434557155 124895321145 143587137915 156350439063 158701573485 171604140435 180404352765 201021993081 222182202879 231948453555 260584065105 324727834977 335036655135 370303671465 430761413745 469051317189 514812421305 541213058295 603065979243 781752195315 1005109965405 1110911014395 1407153951567 1623639174885 2345256585945 3015329896215 4221461854701 7035769757835 21107309273505
• Sum of all divisors σ(n): 51553179699840
• Sum of proper divisors (its aliquot sum) s(n): 30445870426335
• 21107309273505 is an abundant number, because the sum of its proper divisors (30445870426335) is greater than itself. Its abundance is 9338561152830

Bases of 21107309273505

• Binary: 100110011001001101101101010111110000110100001₂
• Hexadecimal: 0x13326DABE1A1
• Base-36: 7HCKAYT29

Squares and roots of 21107309273505

• 21107309273505 squared (21107309273505²) is 445518504767390170894985025
• 21107309273505 cubed (21107309273505³) is 9403696867194816107048304163680604262625
• The square root of 21107309273505 is 4594269.1773017611
• The cube root of 21107309273505 is 27636.1553024551

Scales and comparisons

• 21,107,309,273,505 seconds is equal to 671,147 years, 7 weeks, 4 days, 51 minutes, 45 seconds.
• To count from 1 to 21,107,309,273,505 would take you about one million, six hundred seventy-seven thousand, eight hundred sixty-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 21107309273505 cubic inches would be around 2303 feet tall.

Recreational maths with 21107309273505

• 21107309273505 backwards is 50537290370112
• 21107309273505 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21107309273505's digits is 45
• More coming soon!