21408922008396

Names of 21408922008396

• Cardinal: 21408922008396 can be written as Twenty-one trillion, four hundred eight billion, nine hundred twenty-two million, eight thousand, three hundred ninety-six.

Scientific notation

• Scientific notation: 2.1408922008396 × 10¹³

Factors of 21408922008396

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2217

Divisors of 21408922008396

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 26 27 36 39 43 52 54 78 81 86 103 108 117 129 156 162 169 172 206 234 258 309 324 338 351 387 412 468 507 516 559 618 676 702 774 927 1014 1053 1118 1161 1236 1339 1404 1521 1548 1677 1849 1854 2028 2053 2106 2236 2322 2678 2781 3042 3354 3483 3698 3708 4017 4106 4212 4429 4563 4644 5031 5356 5547 5562 6084 6159 6708 6966 7267 7396 8034 8212 8343 8858 9126 10062 11094 11124 12051 12318 13287 13689 13932 14534 15093 16068 16641 16686 17407 17716 18252 18477 20124 21801 22188 24037 24102 24636 26574 26689 27378 29068 30186 33282 33372 34814 36153 36954 39861 43602 45279 48074 48204 49923 52221 53148 53378 54756 55431 57577 60372 65403 66564 69628 72111 72306 73908 79722 80067 87204 88279 90558 96148 99846 104442 106756 108459 110862 115154 119583 130806 144222 144612 149769 156663 159444 160134 166293 172731 176558 181116 190447 196209 199692 208884 211459 216333 216918 221724 230308 239166 240201 261612 264837 288444 299538 312481 313326 320268 332586 345462 346957 353116 358749 380894 392418 422918 432666 433836 469989 478332 480402 518193 529674 571341 588627 599076 624962 626652 634377 648999 665172 690924 693914 717498 720603 748501 761788 784836 794511 845836 865332 937443 939978 960804 1036386 1040871 1059348 1142682 1147627 1177254 1249924 1268754 1297998 1387828 1409967 1434996 1441206 1497002 1554579 1589022 1714023 1874886 1879956 1903131 1946997 2072772 2081742 2161809 2245503 2285364 2295254 2354508 2383533 2475811 2537508 2595996 2748967 2812329 2819934 2882412 2994004 3109158 3122613 3178044 3428046 3442881 3749772 3795997 3806262 3893994 4163484 4323618 4491006 4590508 4663737 4767066 4951622 5142069 5497934 5624658 5639868 5709393 6218316 6245226 6736509 6856092 6885762 7150599 7427433 7591994 7612524 7787988 8246901 8436987 8647236 8982012 9092737 9327474 9367839 9534132 9903244 10284138 10328643 10995868 11249316 11387991 11418786 12490452 13473018 13771524 14301198 14854866 14919151 15183988 15426207 16493802 16873974 17128179 18185474 18654948 18735678 20209527 20568276 20657286 22282299 22775982 22837572 24740703 25310961 26946036 27278211 28103517 28602396 29709732 29838302 30852414 30985929 32185543 32987604 33747948 34163973 34256358 35736571 36370948 37471356 40419054 41314572 44564598 44757453 45551964 49347961 49481406 50621922 54556422 56207034 59676604 60628581 61704828 61971858 64371086 66846897 68327946 68512716 71473142 74222109 80838108 81834633 89129196 89514906 92957787 96556629 98695922 98962812 101243844 102491919 107209713 109112844 112414068 118205581 121257162 123943716 128742172 133693794 134272359 136655892 142946284 148043883 148444218 163669266 179029812 185915574 193113258 197391844 200540691 204983838 214419426 222666327 236411162 242514324 245503899 267387588 268544718 289669887 296087766 296888436 307475757 321629139 327338532 354616743 371831148 386226516 390987691 401081382 402817077 409967676 428838852 444131649 445332654 472822324 491007798 537089436 579339774 592175532 614951514 641523493 643258278 709233486 736511697 781975382 802162764 805634154 869009661 888263298 890665308 964887417 982015596 1063850229 1158679548 1172963073 1208451231 1229903028 1283046986 1286516556 1332394947 1418466972 1473023394 1536672553 1563950764 1611268308 1738019322 1776526596 1924570479 1929774834 2127700458 2345926146 2416902462 2566093972 2607028983 2664789894 2894662251 2946046788 3073345106 3191550687 3476038644 3518889219 3849140958 3859549668 3997184841 4255400916 4610017659 4691852292 4833804924 5082839983 5214057966 5329579788 5773711437 5789324502 6146690212 6383101374 7037778438 7698281916 7994369682 9220035318 9574652061 10165679966 10428115932 10556667657 11547422874 11578649004 12766202748 13830052977 14075556876 15248519949 15988739364 17321134311 18440070636 19149304122 20331359932 21113335314 23094845748 27660105954 30497039898 31670002971 34642268622 38298608244 41490158931 42226670628 45745559847 51963402933 55320211908 60994079796 63340005942 66076919779 69284537244 82980317862 91491119694 103926805866 124470476793 126680011884 132153839558 137236679541 165960635724 182982239388 198230759337 207853611732 248940953586 264307679116 274473359082 396461518674 411710038623 497881907172 548946718164 594692278011 792923037348 823420077246 1189384556022 1646840154492 1784076834033 2378769112044 3568153668066 5352230502099 7136307336132 10704461004198 21408922008396
• Sum of all divisors σ(n): 62678543015088
• Sum of proper divisors (its aliquot sum) s(n): 41269621006692
• 21408922008396 is an abundant number, because the sum of its proper divisors (41269621006692) is greater than itself. Its abundance is 19860698998296

Bases of 21408922008396

• Binary: 100110111100010100111001100001111101101001100₂
• Hexadecimal: 0x1378A730FB4C
• Base-36: 7L74FEGR0

Squares and roots of 21408922008396

• 21408922008396 squared (21408922008396²) is 458341941561582618294492816
• 21408922008396 cubed (21408922008396³) is 9812606880068719412973617390504913683136
• The square root of 21408922008396 is 4626977.6321477933
• The cube root of 21408922008396 is 27767.1687748275

Scales and comparisons

• 21,408,922,008,396 seconds is equal to 680,737 years, 25 weeks, 6 days, 4 hours, 6 minutes, 36 seconds.
• To count from 1 to 21,408,922,008,396 would take you about one million, seven hundred one thousand, eight hundred forty-three 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 21408922008396 cubic inches would be around 2313.9 feet tall.

Recreational maths with 21408922008396

• 21408922008396 backwards is 69380022980412
• 21408922008396 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21408922008396's digits is 54
• More coming soon!