18819842506368740

Names of 18819842506368740

• Cardinal: 18819842506368740 can be written as Eighteen quadrillion, eight hundred nineteen trillion, eight hundred forty-two billion, five hundred six million, three hundred sixty-eight thousand, seven hundred forty.

Scientific notation

• Scientific notation: 1.881984250636874 × 10¹⁶

Factors of 18819842506368740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 849

Divisors of 18819842506368740

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 5 10 20 37 74 127 148 157 185 254 314 370 508 521 628 635 740 785 1042 1270 1369 1570 2084 2540 2605 2738 3140 4699 5210 5476 5809 6845 9398 10420 11618 13690 16129 18796 19277 19939 23236 23495 27380 29045 32258 38554 39878 46990 58090 64516 66167 77108 79756 80645 81797 93980 96385 99695 116180 132334 161290 163594 173863 192770 199390 214933 264668 271441 322580 327188 330835 347726 385540 398780 408985 429866 542882 596773 661670 695452 713249 737743 817970 859732 869315 1074665 1085764 1193546 1323340 1357205 1426498 1475486 1635940 1738630 2149330 2387092 2448179 2532253 2714410 2852996 2950972 2983865 3026489 3477260 3566245 3688715 4298660 4896358 5064506 5428820 5967730 6052978 7132490 7377430 8403209 9792716 10043317 10129012 10388219 11935460 12105956 12240895 12661265 14264980 14754860 15132445 16806418 20086634 20776438 22080601 24481790 25322530 27296491 30264890 33612836 34473007 40173268 41552876 42016045 42616237 44161202 48963580 50216585 50645060 51941095 54592982 60529780 68946014 84032090 85232474 88322404 90582623 93693361 100433170 103882190 109185964 110403005 111980093 136482455 137892028 168064180 170464948 172365035 181165246 187386722 200866340 207764380 213081185 220806010 223960186 272964910 310918733 344730070 362330492 371602729 374773444 384364103 426162370 441612020 447920372 452913115 468466805 545929820 559900465 621837466 689460140 743205458 768728206 852324740 905826230 936933610 1119800930 1243674932 1275501259 1319303813 1486410916 1537456412 1554593665 1576800769 1811652460 1858013645 1873867220 1921820515 2239601860 2551002518 2638607626 3109187330 3153601538 3466654357 3716027290 3843641030 4378071889 5102005036 5277215252 5412262099 6218374660 6307203076 6377506295 6596519065 6933308714 7432054580 7687282060 7884003845 8756143778 10824524198 11503993121 12755012590 13193038130 13866617428 14221471811 15768007690 17333271785 17512287556 21649048396 21890359445 23007986242 25510025180 26386076260 27061310495 28442943622 31536015380 34666543570 43780718890 46015972484 47193546583 48814241081 54122620990 56885887244 57519965605 58341628453 69333087140 71107359055 87561437780 94387093166 97628482162 108245241980 115039931210 116683256906 142214718110 161988659893 188774186332 195256964324 200253697663 230079862420 233366513812 235967732915 244071205405 284429436220 291708142265 323977319786 400507395326 471935465830 488142410810 583416284530 647954639572 687357286573 801014790652 809943299465 943870931660 976284821620 1001268488315 1166832569060 1374714573146 1619886598930 1806126919997 2002536976630 2749429146292 3239773197860 3436786432865 3612253839994 4005073953260 5993580416041 6873572865730 7224507679988 7409386813531 9030634599985 11987160832082 13747145731460 14818773627062 18061269199970 23974321664164 25432219603201 29637547254124 29967902080205 36122538399940 37046934067655 50864439206402 59935804160410 74093868135310 101728878412804 119871608320820 127161098016005 148187736270620 254322196032010 508644392064020 940992125318437 1881984250636874 3763968501273748 4704960626592185 9409921253184370 18819842506368740
• Sum of all divisors σ(n): 41281047005698332
• Sum of proper divisors (its aliquot sum) s(n): 22461204499329592
• 18819842506368740 is an abundant number, because the sum of its proper divisors (22461204499329592) is greater than itself. Its abundance is 3641361992960852

Bases of 18819842506368740

• Binary: 1000010110111001000110000001011010100100010011011100100₂
• Hexadecimal: 0x42DC8C0B5226E4
• Base-36: 55B2SAICVZ8

Squares and roots of 18819842506368740

• 18819842506368740 squared (18819842506368740²) is 354186471964523617487460849187600
• 18819842506368740 cubed (18819842506368740³) is 6665733620258721620103599050263976361655035624000
• The square root of 18819842506368740 is 137185431.1010055469
• The cube root of 18819842506368740 is 265994.0946282057

Scales and comparisons

• 18,819,842,506,368,740 seconds is equal to 598,412,778 years, 5 weeks, 4 days, 2 hours, 52 minutes, 20 seconds.
• To count from 1 to 18,819,842,506,368,740 would take you about one billion, seven hundred ninety-five million, two hundred thirty-eight thousand, three hundred thirty-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 18819842506368740 cubic inches would be around 22166.2 feet tall.

Recreational maths with 18819842506368740

• 18819842506368740 backwards is 04786360524891881
• The number of decimal digits it has is: 17
• The sum of 18819842506368740's digits is 80
• More coming soon!