18121137575086

Names of 18121137575086

• Cardinal: 18121137575086 can be written as Eighteen trillion, one hundred twenty-one billion, one hundred thirty-seven million, five hundred seventy-five thousand and eighty-six.

Scientific notation

• Scientific notation: 1.8121137575086 × 10¹³

Factors of 18121137575086

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 136430

Divisors of 18121137575086

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 13 14 26 29 41 58 82 91 182 203 287 377 406 533 574 617 754 1066 1189 1234 2378 2639 3731 4319 5278 7462 8021 8323 8638 15457 16042 16646 17893 25297 30914 35786 50594 56147 108199 112294 125251 135721 177079 216398 232609 250502 271442 328861 354158 465218 657722 733613 950047 1467226 1628263 1764373 1900094 2302027 3256526 3528746 3935909 4604054 5135291 5564561 7871818 9536969 10270582 11129122 12350611 19073938 24701222 27551363 38951927 51166817 55102726 66758783 72339293 77903854 83739857 102333634 133517566 144678586 161372269 167479714 322744538 358167719 506375051 586178999 716335438 1012750102 1088618141 1129605883 1172357998 2097839497 2177236282 2259211766 2428455853 3433334137 4195678994 4856911706 6866668274 7620326987 14684876479 15240653974 16999190971 24033338959 29369752958 31569926089 33998381942 44633343781 48066677918 63139852178 89266687562 99566689973 199133379946 220989482623 312433406467 441978965246 624866812934 696966829811 1294366969649 1393933659622 2588733939298 9060568787543 18121137575086
• Sum of all divisors σ(n): 35509826338560
• Sum of proper divisors (its aliquot sum) s(n): 17388688763474
• 18121137575086 is a deficient number, because the sum of its proper divisors (17388688763474) is less than itself. Its deficiency is 732448811612

Bases of 18121137575086

• Binary: 100000111101100100111111101111101010010101110₂
• Hexadecimal: 0x107B27F7D4AE
• Base-36: 6F8QHFS1A

Squares and roots of 18121137575086

• 18121137575086 squared (18121137575086²) is 328375627015193716287907396
• 18121137575086 cubed (18121137575086³) is 5950539913447452252051994891376764736056
• The square root of 18121137575086 is 4256892.9485113905
• The cube root of 18121137575086 is 26266.0733366961

Scales and comparisons

• 18,121,137,575,086 seconds is equal to 576,196 years, 6 weeks, 2 days, 14 hours, 24 minutes, 46 seconds.
• To count from 1 to 18,121,137,575,086 would take you about one million, four hundred forty thousand, four hundred ninety 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 18121137575086 cubic inches would be around 2188.8 feet tall.

Recreational maths with 18121137575086

• 18121137575086 backwards is 68057573112181
• The number of decimal digits it has is: 14
• The sum of 18121137575086's digits is 55
• More coming soon!