18180955887927

Names of 18180955887927

• Cardinal: 18180955887927 can be written as Eighteen trillion, one hundred eighty billion, nine hundred fifty-five million, eight hundred eighty-seven thousand, nine hundred twenty-seven.

Scientific notation

• Scientific notation: 1.8180955887927 × 10¹³

Factors of 18180955887927

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 8244

Divisors of 18180955887927

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 7 21 151 453 491 1057 1473 2143 3171 3437 5449 6429 10311 15001 16347 38143 45003 74141 114429 222423 323593 518987 822799 970779 1052213 1556961 2265151 2468397 2675459 3156639 5759593 6795453 7365491 8026377 11677207 17278779 18728213 22096473 35031621 56184639 81740449 158884163 245221347 403994309 476652489 1112189141 1211982927 1763258257 2827960163 3336567423 5289774771 5733508637 8483880489 12342807799 17200525911 37028423397 40134560459 120403681377 865759804187 2597279412561 6060318629309 18180955887927
• Sum of all divisors σ(n): 27962754662400
• Sum of proper divisors (its aliquot sum) s(n): 9781798774473
• 18180955887927 is a deficient number, because the sum of its proper divisors (9781798774473) is less than itself. Its deficiency is 8399157113454

Bases of 18180955887927

• Binary: 100001000100100010101011010101101100100110111₂
• Hexadecimal: 0x1089156AD937
• Base-36: 6G07RPTMF

Squares and roots of 18180955887927

• 18180955887927 squared (18180955887927²) is 330547156998747448984357329
• 18180955887927 cubed (18180955887927³) is 6009663280273907898776222436802645066983
• The square root of 18180955887927 is 4263913.2129919107
• The cube root of 18180955887927 is 26294.9432407193

Scales and comparisons

• 18,180,955,887,927 seconds is equal to 578,098 years, 8 weeks, 2 days, 4 hours, 25 minutes, 27 seconds.
• To count from 1 to 18,180,955,887,927 would take you about one million, four hundred forty-five thousand, two hundred forty-five 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 18180955887927 cubic inches would be around 2191.2 feet tall.

Recreational maths with 18180955887927

• 18180955887927 backwards is 72978855908181
• The number of decimal digits it has is: 14
• The sum of 18180955887927's digits is 78
• More coming soon!