18888755085018

Names of 18888755085018

• Cardinal: 18888755085018 can be written as Eighteen trillion, eight hundred eighty-eight billion, seven hundred fifty-five million, eighty-five thousand and eighteen.

Scientific notation

• Scientific notation: 1.8888755085018 × 10¹³

Factors of 18888755085018

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 604114

Divisors of 18888755085018

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 29 39 42 58 63 78 87 91 117 126 174 182 203 234 261 273 377 406 522 546 609 659 754 819 1131 1218 1318 1638 1827 1977 2262 2639 3393 3654 3954 4613 5278 5931 6786 7917 8567 9226 11862 13839 15834 17134 19111 23751 25701 27678 38222 41517 47502 51402 57333 59969 77103 83034 114666 119938 133777 154206 171999 179907 248443 267554 343998 359814 401331 496886 539721 603401 745329 802662 1079442 1203993 1206802 1490658 1739101 1810203 2235987 2407986 3478202 3620406 4223807 4471974 5217303 5430609 7844213 8447614 10434606 10861218 12671421 15651909 15688426 17498629 23532639 25342842 31303818 34997258 38014263 47065278 52495887 54909491 70597917 76028526 104991774 109818982 122490403 141195834 157487661 164728473 227482177 244980806 314975322 329456946 367471209 397641259 454964354 494185419 682446531 734942418 795282518 988370838 1102413627 1192923777 1364893062 1592375239 2047339593 2204827254 2385847554 2783488813 3184750478 3578771331 4094679186 4777125717 5169336367 5566977626 7157542662 8350466439 9554251434 10338672734 11531596511 14331377151 15508009101 16700932878 23063193022 25051399317 28662754302 31016018202 34594789533 36185354569 46524027303 50102798634 69189579066 72370709138 80721175577 93048054606 103784368599 108556063707 149910754643 161442351154 207568737198 217112127414 242163526731 299821509286 325668191121 449732263929 484327053462 651336382242 726490580193 899464527858 1049375282501 1349196791787 1452981160386 2098750565002 2698393583574 3148125847503 6296251695006 9444377542509 18888755085018
• Sum of all divisors σ(n): 52186066732800
• Sum of proper divisors (its aliquot sum) s(n): 33297311647782
• 18888755085018 is an abundant number, because the sum of its proper divisors (33297311647782) is greater than itself. Its abundance is 14408556562764

Bases of 18888755085018

• Binary: 100010010110111100001100010010111111011011010₂
• Hexadecimal: 0x112DE1897EDA
• Base-36: 6P1DH31EI

Squares and roots of 18888755085018

• 18888755085018 squared (18888755085018²) is 356785068661793352408060324
• 18888755085018 cubed (18888755085018³) is 6739225779943945461752858720285092625832
• The square root of 18888755085018 is 4346119.5433418533
• The cube root of 18888755085018 is 26631.8362502653

Scales and comparisons

• 18,888,755,085,018 seconds is equal to 600,603 years, 51 weeks, 1 day, 12 hours, 30 minutes, 18 seconds.
• To count from 1 to 18,888,755,085,018 would take you about one million, five hundred one thousand, five hundred nine 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 18888755085018 cubic inches would be around 2219.3 feet tall.

Recreational maths with 18888755085018

• 18888755085018 backwards is 81058055788881
• The number of decimal digits it has is: 14
• The sum of 18888755085018's digits is 72
• More coming soon!