21631314390642

Names of 21631314390642

• Cardinal: 21631314390642 can be written as Twenty-one trillion, six hundred thirty-one billion, three hundred fourteen million, three hundred ninety thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.1631314390642 × 10¹³

Factors of 21631314390642

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 666

Divisors of 21631314390642

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 31 33 37 54 61 62 66 74 81 93 99 111 122 162 183 186 198 222 243 279 297 333 341 366 407 486 521 549 558 594 666 671 682 729 814 837 891 999 1023 1042 1098 1147 1221 1342 1369 1458 1563 1647 1674 1782 1891 1998 2013 2046 2257 2294 2442 2511 2673 2738 2997 3069 3126 3294 3441 3663 3782 4026 4107 4514 4689 4941 5022 5346 5673 5731 5994 6039 6138 6771 6882 7326 7533 8019 8214 8991 9207 9378 9882 10323 10989 11346 11462 12078 12321 12617 13542 14067 14823 15059 15066 16038 16151 17019 17193 17982 18117 18414 19277 20313 20646 20801 21978 22599 24642 24827 25234 26973 27621 28134 29646 30118 30969 31781 32302 32967 34038 34386 36234 36963 37851 38554 40626 41602 42201 42439 44469 45177 45198 48453 49654 51057 51579 53946 54351 55242 57831 60939 61938 62403 63562 65934 69967 73926 74481 75702 82863 83509 84402 84878 88938 90354 92907 95343 96906 98901 102114 103158 108702 110889 113553 115662 121878 124806 126603 127317 135531 139934 145359 148962 153171 154737 163053 165726 167018 173493 177661 182817 185814 187209 190686 197802 209901 212047 221778 223443 227106 248589 250527 253206 254634 271062 278721 286029 290718 296703 306342 309474 326106 332667 340659 346986 349591 355322 365634 374418 379809 381951 406593 419802 424094 436077 446886 459513 464211 466829 489159 497178 501054 520479 532983 548451 557442 561627 572058 593406 597587 629703 636141 665334 670329 681318 699182 713249 751581 759618 763902 769637 813186 836163 858087 872154 918599 919026 928422 933658 978318 985211 998001 1021977 1040958 1048773 1065966 1096902 1123254 1145853 1175897 1195174 1219779 1259406 1272282 1308231 1340658 1378539 1392633 1400487 1426498 1503162 1539274 1561437 1598949 1645353 1672326 1684881 1716174 1792761 1837198 1889109 1908423 1970422 1996002 2010987 2043954 2097546 2139747 2254743 2291706 2308911 2351794 2439558 2574261 2588779 2616462 2755797 2757078 2785266 2800974 2955633 3065931 3122874 3146319 3197898 3290706 3369762 3437559 3527691 3585522 3659337 3778218 3816846 3924693 4021974 4177899 4201461 4279494 4509486 4617822 4684311 4796847 5054643 5148522 5177558 5378283 5511594 5667327 5725269 5911266 6032961 6131862 6292638 6419241 6573457 6764229 6875118 6926733 7055382 7318674 7722783 7766337 7845739 7849386 8267391 8355798 8402922 8866899 9197793 9368622 9438957 9593694 10109286 10312677 10583073 10756566 10837321 10978011 11334654 11450538 11774079 12065922 12604383 12838482 12934867 13146914 13528458 13853466 14052933 14390541 15163929 15445566 15532674 15691478 16134849 16534782 17001981 17175807 17733798 18098883 18395586 18877914 19257723 19720371 20292687 20625354 20780199 21166146 21674642 21956022 22110719 23168349 23299011 23537217 23548158 24802173 25208766 25869734 26600697 28105866 28316871 28476569 28781082 30327858 30938031 31749219 32269698 32511963 34003962 34351614 36197766 36452807 37813149 38515446 38804601 39440742 40585374 41560398 43171623 43508189 44221438 46336698 46598022 47074434 48404547 49604346 51005943 51527421 53201394 56633742 56953138 57773169 59161113 60878061 61876062 62340597 63498438 65023926 66332157 69897033 70611651 72905614 74406519 75626298 77609202 79802091 84950613 85429707 86343246 87016378 95247657 96809094 97535889 102011886 103054842 109358421 113439447 115546338 116413803 118322226 121756122 124681194 129514869 130524567 132664314 139794066 141223302 145213641 148813038 154582263 159604182 169901226 170859414 173319507 177483339 187021791 190495314 195071778 198996471 209691099 211834953 218716842 223219557 226878894 232827606 239406273 243217909 254851839 256289121 259029738 261049134 285742971 290427282 292607667 309164526 328075263 340318341 346639014 349241409 354966678 374043582 391573701 397992942 400980877 419382198 423669906 435640923 446439114 478590079 478812546 486435818 509703678 512578242 519958521 532450017 561065373 571485942 585215334 596989413 629073297 635504859 656150526 669658671 680636682 698482818 718218819 729653727 768867363 783147402 801961754 857228913 871281846 877823001 957180158 984225789 1039917042 1047724227 1064900034 1122130746 1174721103 1193978826 1202942631 1258146594 1271009718 1339317342 1348753859 1435770237 1436437638 1459307454 1537734726 1597350051 1714457826 1755646002 1790968239 1887219891 1906514577 1968451578 2095448454 2188961181 2306602089 2349442206 2405885262 2633469003 2697507718 2871540474 2952677367 3143172681 3194700102 3524163309 3581936478 3608827893 3774439782 3813029154 4046261577 4307310711 4377922362 4613204178 4792050153 5266938006 5372904717 5719543731 5905354734 6286345362 6566883543 6919806267 7048326618 7217655786 7900407009 8092523154 8614621422 8858032101 9429518043 9584100306 10572489927 10745809434 10826483679 11439087462 12138784731 12921932133 13133767086 13839612534 14836292449 15800814018 16118714151 17716064202 18859036086 19700650629 20759418801 21144979854 21652967358 24277569462 25843864266 26574096303 29672584898 31717469781 32237428302 32479451037 36416354193 38765796399 39401301258 41518837602 44508877347 53148192606 59101951887 63434939562 64958902074 72832708386 77531592798 89017754694 97438353111 109249062579 116297389197 118203903774 133526632041 177305855661 194876706222 218498125158 232594778394 267053264082 292315059333 327747187737 348892167591 354611711322 400579896123 584630118666 655494375474 697784335182 801159792246 983241563211 1201739688369 1966483126422 2403479376738 3605219065107 7210438130214 10815657195321 21631314390642
• Sum of all divisors σ(n): 57336203248128
• Sum of proper divisors (its aliquot sum) s(n): 35704888857486
• 21631314390642 is an abundant number, because the sum of its proper divisors (35704888857486) is greater than itself. Its abundance is 14073574466844

Bases of 21631314390642

• Binary: 100111010110001101110110011110110111001110010₂
• Hexadecimal: 0x13AC6ECF6E72
• Base-36: 7O1AE314I

Squares and roots of 21631314390642

• 21631314390642 squared (21631314390642²) is 467913762266795679777172164
• 21631314390642 cubed (21631314390642³) is 10121589699301177042529059051057584489288
• The square root of 21631314390642 is 4650947.6873688871
• The cube root of 21631314390642 is 27862.9847001255

Scales and comparisons

• 21,631,314,390,642 seconds is equal to 687,808 years, 46 weeks, 1 day, 1 hour, 50 minutes, 42 seconds.
• To count from 1 to 21,631,314,390,642 would take you about one million, seven hundred nineteen thousand, five hundred twenty-two 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 21631314390642 cubic inches would be around 2321.9 feet tall.

Recreational maths with 21631314390642

• 21631314390642 backwards is 24609341313612
• The number of decimal digits it has is: 14
• The sum of 21631314390642's digits is 45
• More coming soon!