21143813376

Names of 21143813376

• Cardinal: 21143813376 can be written as Twenty-one billion, one hundred forty-three million, eight hundred thirteen thousand, three hundred seventy-six.

Scientific notation

• Scientific notation: 2.1143813376 × 10¹⁰

Factors of 21143813376

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 499

Divisors of 21143813376

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 31 32 34 42 48 51 56 62 64 68 84 93 96 102 112 119 124 128 136 168 186 192 204 217 224 238 248 256 272 289 336 357 372 384 408 434 439 448 476 496 527 544 578 651 672 714 744 768 816 867 868 878 896 952 992 1054 1088 1156 1302 1317 1344 1428 1488 1581 1632 1734 1736 1756 1792 1904 1984 2023 2108 2176 2312 2604 2634 2688 2856 2976 3073 3162 3264 3468 3472 3512 3689 3808 3968 4046 4216 4352 4624 5208 5268 5376 5712 5952 6069 6146 6324 6528 6936 6944 7024 7378 7463 7616 7936 8092 8432 8959 9219 9248 10416 10536 11067 11424 11904 12138 12292 12648 13056 13609 13872 13888 14048 14756 14926 15232 16184 16864 17918 18438 18496 20832 21072 22134 22389 22848 23808 24276 24584 25296 26877 27218 27744 27776 28096 29512 29852 30464 32368 33728 35836 36876 36992 40827 41664 42144 44268 44778 45696 48552 49168 50592 52241 53754 54436 55488 55552 56192 59024 59704 62713 64736 67456 71672 73752 73984 81654 83328 84288 88536 89556 91392 95263 97104 98336 101184 104482 107508 108872 110976 112384 118048 119408 125426 126871 129472 134912 143344 147504 156723 163308 166656 168576 177072 179112 188139 190526 194208 196672 202368 208964 215016 217744 221952 231353 236096 238816 250852 253742 258944 285789 286688 295008 313446 326616 337152 354144 358224 376278 380613 381052 388416 393344 404736 417928 430032 435488 462706 472192 477632 501704 507484 517888 571578 573376 590016 626892 653232 694059 708288 716448 752556 761226 762104 776832 786688 835856 860064 870976 888097 925412 944384 955264 1003408 1014968 1143156 1146752 1180032 1253784 1306464 1388118 1416576 1432896 1505112 1522452 1524208 1553664 1619471 1671712 1720128 1741952 1776194 1850824 1910528 2006816 2029936 2286312 2293504 2360064 2507568 2612928 2664291 2776236 2833152 2865792 3010224 3044904 3048416 3238942 3343424 3440256 3483904 3552388 3701648 3933001 4013632 4059872 4572624 4858413 5015136 5225856 5328582 5552472 5731584 6020448 6089808 6096832 6477884 6686848 6880512 7104776 7403296 7866002 8027264 8119744 9145248 9716826 10030272 10451712 10657164 11104944 11799003 12040896 12179616 12193664 12955768 13373696 14209552 14806592 15732004 16054528 16239488 18290496 19433652 20060544 21314328 22209888 23598006 24081792 24359232 24387328 25911536 27531007 28419104 29613184 31464008 32478976 36580992 38867304 40121088 42628656 44419776 47196012 48163584 48718464 51823072 55062014 56838208 59226368 62928016 73161984 77734608 82593021 85257312 88839552 94392024 97436928 103646144 110124028 113676416 125856032 155469216 165186042 170514624 177679104 188784048 207292288 220248056 227352832 251712064 310938432 330372084 341029248 377568096 414584576 440496112 503424128 621876864 660744168 682058496 755136192 880992224 1006848256 1243753728 1321488336 1510272384 1761984448 2642976672 3020544768 3523968896 5285953344 7047937792 10571906688 21143813376
• Sum of all divisors σ(n): 70682501120
• Sum of proper divisors (its aliquot sum) s(n): 49538687744
• 21143813376 is an abundant number, because the sum of its proper divisors (49538687744) is greater than itself. Its abundance is 28394874368

Bases of 21143813376

• Binary: 10011101100010001001111110100000000₂
• Hexadecimal: 0x4EC44FD00
• Base-36: 9POHATC

Squares and roots of 21143813376

• 21143813376 squared (21143813376²) is 447060844079116517376
• 21143813376 cubed (21143813376³) is 9452571054925874222357205221376
• The square root of 21143813376 is 145409.1241153731
• The cube root of 21143813376 is 2765.2077938769

Scales and comparisons

• 21,143,813,376 seconds is equal to 672 years, 16 weeks, 1 hour, 29 minutes, 36 seconds.
• To count from 1 to 21,143,813,376 would take you about one thousand, three hundred forty-four 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 21143813376 cubic inches would be around 230.4 feet tall.

Recreational maths with 21143813376

• 21143813376 backwards is 67331834112
• The number of decimal digits it has is: 11
• The sum of 21143813376's digits is 39
• More coming soon!