18493446743124660

Names of 18493446743124660

• Cardinal: 18493446743124660 can be written as Eighteen quadrillion, four hundred ninety-three trillion, four hundred forty-six billion, seven hundred forty-three million, one hundred twenty-four thousand, six hundred sixty.

Scientific notation

• Scientific notation: 1.849344674312466 × 10¹⁶

Factors of 18493446743124660

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3720

Divisors of 18493446743124660

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 139 180 270 278 417 540 556 695 834 1251 1390 1668 2085 2502 2780 3571 3753 4170 5004 6255 7142 7506 8340 10713 12510 14284 15012 17855 18765 19321 21426 25020 32139 35710 37530 38642 42852 53565 57963 64278 71420 75060 77284 96417 96605 107130 115926 128556 160695 173889 192834 193210 214260 231852 289815 321390 347778 385668 386420 482085 496369 521667 579630 642780 695556 869445 964170 992738 1043334 1159260 1489107 1738890 1928340 1985476 2086668 2481845 2608335 2685619 2978214 3477780 4467321 4963690 5216670 5371238 5956428 7445535 8056857 8934642 9927380 10433340 10742476 12752041 13401963 13428095 14891070 16113714 17869284 22336605 24170571 25504082 26803926 26856190 29782140 32227428 38256123 40284285 44673210 48341142 51008164 53607852 53712380 63760205 67009815 68995291 72511713 76512246 80568570 89346420 96682284 114768369 120852855 127520410 134019630 137990582 145023426 153024492 161137140 191280615 206985873 229536738 241705710 255040820 268039260 275981164 290046852 344305107 344976455 362558565 382561230 413971746 459073476 483411420 573841845 620957619 688610214 689952910 725117130 765122460 827943492 1034929365 1147683690 1241915238 1377220428 1379905820 1450234260 1721525535 1772533699 1862872857 2069858730 2295367380 2483830476 3104788095 3443051070 3545067398 3725745714 4139717460 5317601097 6209576190 6886102140 7090134796 7451491428 8862668495 9314364285 9590345449 10635202194 12419152380 15952803291 17725336990 18628728570 19180690898 21270404388 26588005485 28771036347 31905606582 35450673980 37257457140 38361381796 47858409873 47951727245 53176010970 57542072694 63811213164 79764016455 86313109041 95716819746 95903454490 106352021940 115084145388 143855181735 159528032910 172626218082 191433639492 191806908980 239292049365 246382184161 258939327123 287710363470 319056065820 345252436164 431565545205 478584098730 492764368322 517878654246 575420726940 739146552483 863131090410 957168197460 985528736644 1035757308492 1231910920805 1294696635615 1478293104966 1726262180820 2217439657449 2463821841610 2589393271230 2956586209932 3695732762415 4434879314898 4927643683220 5178786542460 6652318972347 7391465524830 8869758629796 11087198287245 13304637944694 14782931049660 22174396574490 26609275889388 33261594861735 34247123598379 44348793148980 66523189723470 68494247196758 102741370795137 133046379446940 136988494393516 171235617991895 205482741590274 308224112385411 342471235983790 410965483180548 513706853975685 616448224770822 684942471967580 924672337156233 1027413707951370 1232896449541644 1541120561927055 1849344674312466 2054827415902740 3082241123854110 3698689348624932 4623361685781165 6164482247708220 9246723371562330 18493446743124660
• Sum of all divisors σ(n): 57968322071587200
• Sum of proper divisors (its aliquot sum) s(n): 39474875328462540
• 18493446743124660 is an abundant number, because the sum of its proper divisors (39474875328462540) is greater than itself. Its abundance is 20981428585337880

Bases of 18493446743124660

• Binary: 1000001101100111011000100011011110010111110101010110100₂
• Hexadecimal: 0x41B3B11BCBEAB4
• Base-36: 523DO5C7LX0

Squares and roots of 18493446743124660

• 18493446743124660 squared (18493446743124660²) is 342007572440788094190980300115600
• 18493446743124660 cubed (18493446743124660³) is 6324898826679063804849830494971852947703210696000
• The square root of 18493446743124660 is 135990612.7022180161
• The cube root of 18493446743124660 is 264447.3911833751

Scales and comparisons

• 18,493,446,743,124,660 seconds is equal to 588,034,402 years, 23 weeks, 20 hours, 51 minutes.
• To count from 1 to 18,493,446,743,124,660 would take you about one billion, seven hundred sixty-four million, one hundred three thousand, two hundred seven 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 18493446743124660 cubic inches would be around 22037.3 feet tall.

Recreational maths with 18493446743124660

• 18493446743124660 backwards is 06642134764439481
• The number of decimal digits it has is: 17
• The sum of 18493446743124660's digits is 72
• More coming soon!