18420953129334

Names of 18420953129334

• Cardinal: 18420953129334 can be written as Eighteen trillion, four hundred twenty billion, nine hundred fifty-three million, one hundred twenty-nine thousand, three hundred thirty-four.

Scientific notation

• Scientific notation: 1.8420953129334 × 10¹³

Factors of 18420953129334

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6044960

Divisors of 18420953129334

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 294 441 882 3457 6914 10371 20742 24199 31113 48398 62226 72597 145194 169393 217791 338786 435582 508179 1016358 1524537 3049074 6041491 12082982 18124473 36248946 42290437 54373419 84580874 108746838 126871311 253742622 296033059 380613933 592066118 761227866 888099177 1776198354 2664297531 5328595062 20885434387 41770868774 62656303161 125312606322 146198040709 187968909483 292396081418 375937818966 438594122127 877188244254 1023386284963 1315782366381 2046772569926 2631564732762 3070158854889 6140317709778 9210476564667 18420953129334
• Sum of all divisors σ(n): 46441758563928
• Sum of proper divisors (its aliquot sum) s(n): 28020805434594
• 18420953129334 is an abundant number, because the sum of its proper divisors (28020805434594) is greater than itself. Its abundance is 9599852305260

Bases of 18420953129334

• Binary: 100001100000011110110010111100010000101110110₂
• Hexadecimal: 0x10C0F65E2176
• Base-36: 6J2GVVM9I

Squares and roots of 18420953129334

• 18420953129334 squared (18420953129334²) is 339331514193120087331283556
• 18420953129334 cubed (18420953129334³) is 6250809918257400108738463189653095431704
• The square root of 18420953129334 is 4291963.7847183659
• The cube root of 18420953129334 is 26410.1397427839

Scales and comparisons

• 18,420,953,129,334 seconds is equal to 585,729 years, 17 weeks, 1 day, 48 minutes, 54 seconds.
• To count from 1 to 18,420,953,129,334 would take you about one million, four hundred sixty-four thousand, three 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 18420953129334 cubic inches would be around 2200.8 feet tall.

Recreational maths with 18420953129334

• 18420953129334 backwards is 43392135902481
• The number of decimal digits it has is: 14
• The sum of 18420953129334's digits is 54
• More coming soon!