18935474368512

Names of 18935474368512

• Cardinal: 18935474368512 can be written as Eighteen trillion, nine hundred thirty-five billion, four hundred seventy-four million, three hundred sixty-eight thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.8935474368512 × 10¹³

Factors of 18935474368512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 3401

Divisors of 18935474368512

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 137 156 192 208 256 274 293 312 384 411 416 512 548 586 624 768 822 832 879 1024 1096 1172 1248 1536 1644 1664 1758 1781 2048 2192 2344 2496 2953 3072 3288 3328 3516 3562 3809 4096 4384 4688 4992 5343 5906 6144 6576 6656 7032 7124 7618 8768 8859 9376 9984 10686 11427 11812 12288 13152 13312 14064 14248 15236 17536 17718 18752 19968 21372 22854 23624 26304 26624 28128 28496 30472 35072 35436 37504 38389 39936 40141 42744 45708 47248 52608 53248 56256 56992 60944 70144 70872 75008 76778 79872 80282 85488 91416 94496 105216 112512 113984 115167 120423 121888 140288 141744 150016 153556 159744 160564 170976 182832 188992 210432 225024 227968 230334 240846 243776 280576 283488 300032 307112 321128 341952 365664 377984 404561 420864 450048 455936 460668 481692 487552 521833 561152 566976 600064 614224 642256 683904 731328 755968 809122 841728 865229 900096 911872 921336 963384 975104 1043666 1133952 1200128 1213683 1228448 1284512 1367808 1462656 1511936 1565499 1618244 1683456 1730458 1800192 1823744 1842672 1926768 1950208 2087332 2267904 2427366 2456896 2569024 2595687 2735616 2925312 3023872 3130998 3236488 3460916 3600384 3647488 3685344 3853536 3900416 4174664 4535808 4854732 4913792 5138048 5191374 5259293 5471232 5850624 6047744 6261996 6472976 6921832 7294976 7370688 7707072 7800832 8349328 9071616 9709464 9827584 10276096 10382748 10518586 10942464 11247977 11701248 12095488 12523992 12945952 13843664 14741376 15414144 15601664 15777879 16698656 18143232 19418928 19655168 20552192 20765496 21037172 21884928 22495954 23402496 25047984 25891904 27687328 29482752 30828288 31555758 33397312 33743931 36286464 38837856 39310336 41104384 41530992 42074344 44991908 46804992 50095968 51783808 55374656 58965504 61656576 63111516 66794624 67487862 77675712 78620672 82208768 83061984 84148688 89983816 100191936 103567616 110749312 117931008 118536373 123313152 126223032 133589248 134975724 155351424 157241344 164417536 166123968 168297376 179967632 200383872 207135232 221498624 235862016 237072746 246626304 252446064 267178496 269951448 310702848 332247936 336594752 355609119 359935264 400767744 414270464 442997248 471724032 474145492 493252608 504892128 534356992 539902896 621405696 664495872 673189504 711218238 719870528 801535488 828540928 885994496 948290984 1009784256 1068713984 1079805792 1242811392 1328991744 1346379008 1422436476 1439741056 1540972849 1603070976 1657081856 1771988992 1896581968 2019568512 2137427968 2159611584 2485622784 2657983488 2692758016 2844872952 2879482112 3081945698 3206141952 3543977984 3793163936 4039137024 4319223168 4622918547 4971245568 5315966976 5385516032 5689745904 5758964224 6163891396 6412283904 7586327872 8078274048 8638446336 9245837094 10631933952 10771032064 11379491808 11517928448 12327782792 15172655744 16156548096 17276892672 18491674188 21542064128 22758983616 23035856896 24655565584 30345311488 32313096192 34553785344 36983348376 45517967232 46071713792 49311131168 60690622976 64626192384 69107570688 73966696752 91035934464 98622262336 121381245952 138215141376 147933393504 182071868928 197244524672 242762491904 295866787008 364143737856 394489049344 485524983808 591733574016 728287475712 788978098688 1183467148032 1456574951424 1577956197376 2366934296064 3155912394752 4733868592128 6311824789504 9467737184256 18935474368512
• Sum of all divisors σ(n): 54974572486848
• Sum of proper divisors (its aliquot sum) s(n): 36039098118336
• 18935474368512 is an abundant number, because the sum of its proper divisors (36039098118336) is greater than itself. Its abundance is 17103623749824

Bases of 18935474368512

• Binary: 100010011100011000010001110010011000000000000₂
• Hexadecimal: 0x1138C2393000
• Base-36: 6PMU4JF9C

Squares and roots of 18935474368512

• 18935474368512 squared (18935474368512²) is 358552189560574925177094144
• 18935474368512 cubed (18935474368512³) is 6789355795198122400089398386125573193728
• The square root of 18935474368512 is 4351491.0511814223
• The cube root of 18935474368512 is 26653.7751568587

Scales and comparisons

• 18,935,474,368,512 seconds is equal to 602,089 years, 26 weeks, 4 days, 23 hours, 15 minutes, 12 seconds.
• To count from 1 to 18,935,474,368,512 would take you about one million, five hundred five thousand, two hundred twenty-three 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 18935474368512 cubic inches would be around 2221.1 feet tall.

Recreational maths with 18935474368512

• 18935474368512 backwards is 21586347453981
• The number of decimal digits it has is: 14
• The sum of 18935474368512's digits is 66
• More coming soon!