21373793312400

Names of 21373793312400

• Cardinal: 21373793312400 can be written as Twenty-one trillion, three hundred seventy-three billion, seven hundred ninety-three million, three hundred twelve thousand, four hundred.

Scientific notation

• Scientific notation: 2.13737933124 × 10¹³

Factors of 21373793312400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2696

Divisors of 21373793312400

• Number of divisors d(n): 405
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 29 30 36 40 45 48 50 58 60 72 75 80 87 90 100 116 120 144 145 150 174 180 200 225 232 240 261 290 300 348 360 400 435 450 464 522 580 600 696 720 725 841 870 900 1044 1160 1200 1305 1392 1450 1682 1740 1800 2088 2175 2320 2523 2610 2657 2900 3364 3480 3600 4176 4205 4350 5046 5220 5314 5800 6525 6728 6960 7569 7971 8410 8700 10092 10440 10628 11600 12615 13050 13285 13456 15138 15942 16820 17400 20184 20880 21025 21256 23913 25230 26100 26570 30276 31884 33640 34800 37845 39855 40368 42050 42512 47826 50460 52200 53140 60552 63075 63768 66425 67280 75690 77053 79710 84100 95652 100920 104400 106280 119565 121104 126150 127536 132850 151380 154106 159420 168200 189225 191304 199275 201840 212560 231159 239130 252300 265700 302760 308212 318840 336400 378450 382608 385265 398550 462318 478260 504600 531400 597825 605520 616424 637680 693477 756900 770530 797100 924636 956520 1009200 1062800 1155795 1195650 1232848 1386954 1513800 1541060 1594200 1849272 1913040 1926325 2234537 2311590 2391300 2773908 3027600 3082120 3188400 3467385 3698544 3852650 4469074 4623180 4782600 5547816 5778975 6164240 6703611 6934770 7059649 7705300 8938148 9246360 9565200 11095632 11172685 11557950 13407222 13869540 14119298 15410600 17336925 17876296 18492720 20110833 21178947 22345370 23115900 26814444 27739080 28238596 30821200 33518055 34673850 35298245 35752592 40221666 42357894 44690740 46231800 53628888 55478160 55863425 56477192 63536841 67036110 69347700 70596490 80443332 84715788 89381480 92463600 100554165 105894735 107257776 111726850 112954384 127073682 134072220 138695400 141192980 160886664 167590275 169431576 176491225 178762960 201108330 204729821 211789470 223453700 254147364 268144440 277390800 282385960 317684205 321773328 335180550 338863152 352982450 402216660 409459642 423578940 446907400 502770825 508294728 529473675 536288880 564771920 614189463 635368410 670361100 705964900 804433320 818919284 847157880 893814800 1005541650 1016589456 1023649105 1058947350 1228378926 1270736820 1340722200 1411929800 1588421025 1608866640 1637838568 1694315760 1842568389 2011083300 2047298210 2117894700 2456757852 2541473640 2681444400 2823859600 3070947315 3176842050 3275677136 3685136778 4022166600 4094596420 4235789400 4913515704 5082947280 5118245525 5937164809 6141894630 6353684100 7370273556 8044333200 8189192840 8471578800 9212841945 9827031408 10236491050 11874329618 12283789260 12707368200 14740547112 15354736575 16378385680 17811494427 18425683890 20472982100 23748659236 24567578520 25414736400 29481094224 29685824045 30709473150 35622988854 36851367780 40945964200 46064209725 47497318472 49135157040 53434483281 59371648090 61418946300 71245977708 73702735560 81891928400 89057472135 92128419450 94994636944 106868966562 118743296180 122837892600 142491955416 147405471120 148429120225 178114944270 184256838900 213737933124 237486592360 245675785200 267172416405 284983910832 296858240450 356229888540 368513677800 427475866248 445287360675 474973184720 534344832810 593716480900 712459777080 737027355600 854951732496 890574721350 1068689665620 1187432961800 1335862082025 1424919554160 1781149442700 2137379331240 2374865923600 2671724164050 3562298885400 4274758662480 5343448328100 7124597770800 10686896656200 21373793312400
• Sum of all divisors σ(n): 76847808576721
• Sum of proper divisors (its aliquot sum) s(n): 55474015264321
• 21373793312400 is an abundant number, because the sum of its proper divisors (55474015264321) is greater than itself. Its abundance is 34100221951921

Bases of 21373793312400

• Binary: 100110111000001111001010110111001111010010000₂
• Hexadecimal: 0x1370795B9E90
• Base-36: 7KQZGOLG0

Squares and roots of 21373793312400

• 21373793312400 squared (21373793312400²) is 456839040561194963993760000
• 21373793312400 cubed (21373793312400³) is 9764383229990101264362386283330624000000
• 21373793312400 is a perfect square number. Its square root is 4623180
• The cube root of 21373793312400 is 27751.9732654753

Scales and comparisons

• 21,373,793,312,400 seconds is equal to 679,620 years, 26 weeks, 5 days, 1 hour.
• To count from 1 to 21,373,793,312,400 would take you about one million, six hundred ninety-nine thousand and fifty-one 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 21373793312400 cubic inches would be around 2312.7 feet tall.

Recreational maths with 21373793312400

• 21373793312400 backwards is 00421339737312
• 21373793312400 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21373793312400's digits is 45
• More coming soon!