21655052316492

Names of 21655052316492

• Cardinal: 21655052316492 can be written as Twenty-one trillion, six hundred fifty-five billion, fifty-two million, three hundred sixteen thousand, four hundred ninety-two.

Scientific notation

• Scientific notation: 2.1655052316492 × 10¹³

Factors of 21655052316492

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 165

Divisors of 21655052316492

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 12 14 21 28 29 42 53 58 71 84 87 106 116 142 159 174 203 212 213 284 318 348 371 406 426 497 609 636 742 812 841 852 994 1113 1218 1484 1491 1537 1682 1988 2059 2226 2436 2523 2809 2982 3074 3364 3763 4118 4452 4611 5046 5618 5887 5964 6148 6177 7526 8236 8427 9222 10092 10759 11236 11289 11774 12354 14413 15052 16854 17661 18444 19663 21518 22578 23548 24389 24708 26341 28826 32277 33708 35322 39326 43036 43239 44573 45156 48778 52682 57652 58989 59711 64554 70644 73167 78652 79023 81461 86478 89146 97556 105364 109127 117978 119422 129108 133719 146334 148877 158046 162922 170723 172956 178292 179133 199439 218254 235956 238844 244383 267438 292668 297754 312011 316092 325844 327381 341446 358266 398878 417977 436508 446631 488766 512169 534876 570227 595508 598317 624022 654762 682892 716532 763889 797756 835954 893262 936033 977532 1024338 1042139 1140454 1196634 1248044 1253931 1292617 1309524 1396073 1527778 1671908 1710681 1731619 1786524 1872066 2048676 2084278 2280908 2291667 2362369 2393268 2507862 2585234 2792146 3055556 3126417 3164683 3421362 3463238 3744132 3877851 4168556 4188219 4317433 4583334 4724738 5015724 5170468 5194857 5584292 5783731 6252834 6329366 6842724 6926476 7087107 7755702 8376438 8634866 9048319 9166668 9449476 9494049 10389714 10570267 11567462 12121333 12505668 12658732 12952299 14174214 15511404 16536583 16752876 17269732 17351193 18096638 18988098 20779428 21140534 22152781 23134924 24242666 25904598 27144957 28348428 30222031 31710801 33073166 34702386 36193276 36363999 37976196 40486117 42281068 44305562 48485332 49609749 51809196 54289914 60444062 63421602 66146332 66458343 68508701 69404772 72727998 73991869 80972234 88611124 90666093 91775807 99219498 108579828 120888124 121458351 125205557 126843204 132916686 137017402 145455996 147983738 161944468 167728199 181332186 183551614 198438996 205526103 221975607 242916702 250411114 265833372 274034804 275327421 295967476 306537743 335456398 362664372 367103228 375616671 411052206 443951214 479560907 485833404 500822228 503184597 550654842 613075486 642430649 670912796 751233342 822104412 876438899 887902428 919613229 959121814 1006369194 1101309684 1174097393 1226150972 1284861298 1438682721 1502466684 1752877798 1839226458 1918243628 1927291947 2012738388 2145764201 2348194786 2569722596 2629316697 2877365442 3505755596 3522292179 3630961153 3678452916 3854583894 4291528402 4696389572 4864117771 5258633394 5754730884 6437292603 7044584358 7261922306 7709167788 8583056804 8889594547 9728235542 10517266788 10892883459 12874585206 14089168716 14523844612 14592353313 17779189094 19456471084 21785766918 25416728071 25749170412 26668783641 29184706626 34048824397 35558378188 43571533836 50833456142 53337567282 58369413252 62227161829 68097648794 76250184213 101666912284 102146473191 106675134564 124454323658 136195297588 152500368426 186681485487 204292946382 248908647316 257798241863 305000736852 373362970974 408585892764 515596483726 746725941948 773394725589 1031192967452 1546789451178 1804587693041 3093578902356 3609175386082 5413763079123 7218350772164 10827526158246 21655052316492
• Sum of all divisors σ(n): 61817856307200
• Sum of proper divisors (its aliquot sum) s(n): 40162803990708
• 21655052316492 is an abundant number, because the sum of its proper divisors (40162803990708) is greater than itself. Its abundance is 18507751674216

Bases of 21655052316492

• Binary: 100111011000111110101101100110110111101001100₂
• Hexadecimal: 0x13B1F5B36F4C
• Base-36: 7OC6Z15XO

Squares and roots of 21655052316492

• 21655052316492 squared (21655052316492²) is 468941290830005535335186064
• 21655052316492 cubed (21655052316492³) is 10154948186287060045341403534899035767488
• The square root of 21655052316492 is 4653498.9326840935
• The cube root of 21655052316492 is 27873.1731343477

Scales and comparisons

• 21,655,052,316,492 seconds is equal to 688,563 years, 35 weeks, 2 days, 14 hours, 8 minutes, 12 seconds.
• To count from 1 to 21,655,052,316,492 would take you about one million, seven hundred twenty-one thousand, four hundred nine 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 21655052316492 cubic inches would be around 2322.8 feet tall.

Recreational maths with 21655052316492

• 21655052316492 backwards is 29461325055612
• The number of decimal digits it has is: 14
• The sum of 21655052316492's digits is 51
• More coming soon!