90400189078402564

Names of 90400189078402564

• Cardinal: 90400189078402564 can be written as Ninety quadrillion, four hundred trillion, one hundred eighty-nine billion, seventy-eight million, four hundred two thousand, five hundred sixty-four.

Scientific notation

• Scientific notation: 9.0400189078402564 × 10¹⁶

Factors of 90400189078402564

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2548080

Divisors of 90400189078402564

• Number of divisors d(n): 27
• Complete list of divisors:
  1 2 4 59 118 236 3481 6962 13924 2548019 5096038 10192076 150333121 300666242 601332484 8869654139 17739308278 35478616556 6492400824361 12984801648722 25969603297444 383051648637299 766103297274598 1532206594549196 22600047269600641 45200094539201282 90400189078402564
• Sum of all divisors σ(n): 160927202391207847
• Sum of proper divisors (its aliquot sum) s(n): 70527013312805283
• 90400189078402564 is a deficient number, because the sum of its proper divisors (70527013312805283) is less than itself. Its deficiency is 19873175765597281

Bases of 90400189078402564

• Binary: 101000001001010100111111000110101101001010111011000000100₂
• Hexadecimal: 0x1412A7E35A57604
• Base-36: OQ46XJLKE84

Squares and roots of 90400189078402564

• 90400189078402564 squared (90400189078402564²) is 8172194185410934213516154041774096
• 90400189078402564 cubed (90400189078402564³) is 738767899546570473210535315904482105998196235182144
• 90400189078402564 is a perfect square number. Its square root is 300666242
• The cube root of 90400189078402564 is 448803.7182201793

Scales and comparisons

• 90,400,189,078,402,564 seconds is equal to 2,874,446,386 years, 28 weeks, 3 days, 17 hours, 36 minutes, 4 seconds.
• To count from 1 to 90,400,189,078,402,564 would take you about eight billion, six hundred twenty-three million, three hundred thirty-nine thousand, one hundred fifty-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 90400189078402564 cubic inches would be around 37400.3 feet tall.

Recreational maths with 90400189078402564

• 90400189078402564 backwards is 46520487098100409
• The number of decimal digits it has is: 17
• The sum of 90400189078402564's digits is 67
• More coming soon!