18384970018338

Names of 18384970018338

• Cardinal: 18384970018338 can be written as Eighteen trillion, three hundred eighty-four billion, nine hundred seventy million, eighteen thousand, three hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8384970018338 × 10¹³

Factors of 18384970018338

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 14413

Divisors of 18384970018338

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 7 9 11 14 18 21 22 27 33 42 49 54 63 66 77 81 98 99 121 126 147 154 162 189 198 231 242 294 297 363 378 441 462 539 567 594 693 726 847 882 891 1078 1089 1134 1323 1386 1483 1617 1694 1782 2079 2178 2541 2646 2966 3234 3267 3969 4158 4449 4851 5082 5929 6237 6534 7623 7938 8898 9702 9801 10381 11858 12474 12907 13347 14553 15246 16313 17787 19602 20762 22869 25814 26694 29106 31143 32626 35574 38721 40041 43659 45738 48939 53361 62286 68607 72667 77442 80082 87318 90349 93429 97878 106722 114191 116163 120123 137214 141977 145334 146817 160083 179443 180698 186858 218001 228382 232326 240246 271047 280287 283954 293634 320166 342573 348489 358886 425931 436002 440451 480249 538329 542094 560574 632443 654003 685146 696978 799337 813141 840861 851862 880902 960498 993839 1027719 1045467 1076658 1256101 1264886 1277793 1308006 1321353 1561747 1598674 1614987 1626282 1681722 1897329 1962009 1987678 2055438 2090934 2398011 2439423 2512202 2555586 2642706 2981517 3083157 3123494 3229974 3768303 3794658 3833379 3924018 4685241 4796022 4844961 4878846 5691987 5886027 5963034 6166314 6956873 7194033 7318269 7536606 7666758 8792707 8944551 9249471 9370482 9689922 10932229 11304909 11383974 11500137 11772054 13913746 14055723 14388066 14534883 14636538 17075961 17585414 17889102 18498942 19141081 20870619 21582099 21864458 22609818 23000274 26378121 26833653 28111446 29069766 32796687 33914727 34151922 38282162 41741238 42167169 43164198 51227883 52756242 53667306 57423243 62611857 64746297 65593374 67829454 76525603 79134363 80500959 84334338 98390061 101744181 102455766 114846486 125223714 126501507 129492594 133987567 153051206 158268726 161001918 172269729 187835571 196780122 203488362 210551891 229576809 237403089 253003014 267975134 295170183 344539458 375671142 401962701 421103782 459153618 474806178 516809187 563506713 590340366 631655673 688730427 712209267 803925402 885510549 937912969 1033618374 1127013426 1205888103 1263311346 1377460854 1424418534 1473863237 1550427561 1771021098 1875825938 1894967019 2066191281 2316070801 2411776206 2813738907 2947726474 3100855122 3617664309 3789934038 4132382562 4421589711 4632141602 5627477814 5684901057 6198573843 6948212403 7235328618 8441216721 8843179422 10317042659 10852992927 11369802114 12397147686 13264769133 13896424806 16212495607 16882433442 17054703171 20634085318 20844637209 21705985854 25323650163 26529538266 30951127977 32424991214 34109406342 39794307399 41689274418 48637486821 50647300326 61902255954 62533911627 75970950489 79588614798 92853383931 97274973642 113487469249 119382922197 125067823254 145912460463 151941900978 185706767862 187601734881 226974938498 238765844394 278560151793 291824920926 340462407747 375203469762 437737381389 557120303586 680924815494 835680455379 875474762778 1021387223241 1313212144167 1671360910758 2042774446482 2626424288334 3064161669723 6128323339446 9192485009169 18384970018338
• Sum of all divisors σ(n): 52714000863216
• Sum of proper divisors (its aliquot sum) s(n): 34329030844878
• 18384970018338 is an abundant number, because the sum of its proper divisors (34329030844878) is greater than itself. Its abundance is 15944060826540

Bases of 18384970018338

• Binary: 100001011100010010101100110110110111000100010₂
• Hexadecimal: 0x10B8959B6E22
• Base-36: 6ILXSGO4I

Squares and roots of 18384970018338

• 18384970018338 squared (18384970018338²) is 338007122575187160056282244
• 18384970018338 cubed (18384970018338³) is 6214250814529513295803729508584783790472
• The square root of 18384970018338 is 4287769.8187213829
• The cube root of 18384970018338 is 26392.9321923505

Scales and comparisons

• 18,384,970,018,338 seconds is equal to 584,585 years, 9 weeks, 1 day, 20 hours, 12 minutes, 18 seconds.
• To count from 1 to 18,384,970,018,338 would take you about one million, four hundred sixty-one thousand, four hundred sixty-two 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 18384970018338 cubic inches would be around 2199.4 feet tall.

Recreational maths with 18384970018338

• 18384970018338 backwards is 83381007948381
• 18384970018338 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18384970018338's digits is 63
• More coming soon!