18243239272253658

Names of 18243239272253658

• Cardinal: 18243239272253658 can be written as Eighteen quadrillion, two hundred forty-three trillion, two hundred thirty-nine billion, two hundred seventy-two million, two hundred fifty-three thousand, six hundred fifty-eight.

Scientific notation

• Scientific notation: 1.8243239272253658 × 10¹⁶

Factors of 18243239272253658

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3894137

Divisors of 18243239272253658

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 6 9 13 17 18 26 34 39 51 73 78 102 117 146 153 169 219 221 234 289 306 338 438 442 507 578 657 663 867 949 1014 1241 1314 1326 1521 1734 1898 1989 2482 2601 2847 2873 3042 3723 3757 3978 5202 5329 5694 5746 7446 7514 8541 8619 10658 11169 11271 12337 15987 16133 17082 17238 21097 22338 22542 24674 25857 31974 32266 33813 37011 42194 47961 48399 48841 51714 63291 67626 69277 74022 90593 95922 96798 97682 111033 126582 138554 145197 146523 181186 189873 207831 209729 222066 271779 274261 290394 293046 379746 415662 419458 439569 543558 548522 623493 629187 815337 822783 879138 900601 1177709 1246986 1258374 1540081 1630674 1645566 1801202 1887561 2355418 2468349 2701803 3080162 3533127 3565393 3775122 3894029 4620243 4936698 5403606 7066254 7130786 7788058 8105409 9240486 10599381 10696179 11682087 13860729 15310217 16210818 20021053 21198762 21392358 23364174 27721458 30620434 32088537 35046261 40042106 45930651 50622377 60063159 64177074 66198493 70092522 91861302 101244754 120126318 132396986 137791953 151867131 180189477 198595479 260273689 275583906 284264117 303734262 360378954 397190958 455601393 520547378 568528234 595786437 658090901 780821067 852792351 860580409 911202786 1125374381 1191572874 1316181802 1561642134 1705584702 1721160818 1974272703 2250748762 2342463201 2558377053 2581741227 3376123143 3695433521 3948545406 4684926402 4832489989 5116754106 5163482454 5922818109 6752246286 7390867042 7745223681 9664979978 10128369429 11086300563 11187545317 11845636218 14497469967 14629866953 15490447362 20256738858 20751280541 22172601126 22375090634 28994939934 29259733906 33258901689 33562635951 41502561082 43492409901 43889600859 48040635773 62253841623 62822369857 66517803378 67125271902 82152329813 86984819802 87779201718 96081271546 100687907853 124507683246 125644739714 131668802577 144121907319 164304659626 186761524869 188467109571 190188270389 201375815706 246456989439 263337605154 269766647033 288243814638 352771769197 373523049738 376934219142 380376540778 432365721957 492913978878 539533294066 565401328713 570564811167 705543538394 739370968317 809299941099 816690808141 864731443914 1058315307591 1067980287569 1130802657426 1141129622334 1478741936634 1618599882198 1633381616282 1711694433501 2116630615182 2135960575138 2427899823297 2450072424423 3174945922773 3203940862707 3423388867002 3506966411429 4586032999561 4855799646594 4900144848846 5997120076349 6349891845546 6407881725414 7013932822858 7350217273269 9172065999122 9611822588121 10520899234287 11994240152698 13758098998683 13883743738397 14700434546538 17991360229047 19223645176242 21041798468574 27516197997366 27767487476794 31562697702861 35982720458094 41274296996049 41651231215191 53974080687141 59618428994293 63125395405722 77962560992537 82548593992098 83302462430382 107948161374282 119236857988586 124953693645573 155925121985074 178855286982879 233887682977611 249907387291146 357710573965758 467775365955222 536565860948637 701663048932833 1013513292902981 1073131721897274 1403326097865666 2027026585805962 3040539878708943 6081079757417886 9121619636126829 18243239272253658
• Sum of all divisors σ(n): 46098663328391310
• Sum of proper divisors (its aliquot sum) s(n): 27855424056137652
• 18243239272253658 is an abundant number, because the sum of its proper divisors (27855424056137652) is greater than itself. Its abundance is 9612184783883994

Bases of 18243239272253658

• Binary: 1000000110100000010000100100100011000000000100011011010₂
• Hexadecimal: 0x40D021246008DA
• Base-36: 4ZMOSF87XEI

Squares and roots of 18243239272253658

• 18243239272253658 squared (18243239272253658²) is 332815779144698177158578294380964
• 18243239272253658 cubed (18243239272253658³) is 6071637892518257741032474761959270027014294566312
• The square root of 18243239272253658 is 135067535.9672103369
• The cube root of 18243239272253658 is 263249.3563967657

Scales and comparisons

• 18,243,239,272,253,658 seconds is equal to 580,078,578 years, 42 weeks, 2 days, 2 hours, 54 minutes, 18 seconds.
• To count from 1 to 18,243,239,272,253,658 would take you about one billion, seven hundred forty million, two hundred thirty-five thousand, seven hundred thirty-six 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 18243239272253658 cubic inches would be around 21937.4 feet tall.

Recreational maths with 18243239272253658

• 18243239272253658 backwards is 85635227293234281
• The number of decimal digits it has is: 17
• The sum of 18243239272253658's digits is 72
• More coming soon!