438656436664642

Names of 438656436664642

• Cardinal: 438656436664642 can be written as Four hundred thirty-eight trillion, six hundred fifty-six billion, four hundred thirty-six million, six hundred sixty-four thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 4.38656436664642 × 10¹⁴

Factors of 438656436664642

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 3328450

Divisors of 438656436664642

• Number of divisors d(n): 32
• Complete list of divisors:
  1 2 7 14 2833 3329 5666 6658 19831 23303 39662 46606 3322279 6644558 9431057 18862114 23255953 46511906 66017399 132034798 9412016407 11059866791 18824032814 22119733582 65884114849 77419067537 131768229698 154838135074 31332602618903 62665205237806 219328218332321 438656436664642
• Sum of all divisors σ(n): 752474094278400
• Sum of proper divisors (its aliquot sum) s(n): 313817657613758
• 438656436664642 is a deficient number, because the sum of its proper divisors (313817657613758) is less than itself. Its deficiency is 124838779050884

Bases of 438656436664642

• Binary: 1100011101111010010101001000101011111100101000010₂
• Hexadecimal: 0x18EF4A915F942
• Base-36: 4BHNZGM72A

Squares and roots of 438656436664642

• 438656436664642 squared (438656436664642²) is 192419469427321078313572988164
• 438656436664642 cubed (438656436664642³) is 84406038803889686239822353546380201503297288
• The square root of 438656436664642 is 20944126.5433687161
• The cube root of 438656436664642 is 75981.5535023435

Scales and comparisons

• 438,656,436,664,642 seconds is equal to 13,947,917 years, 43 weeks, 2 days, 37 minutes, 22 seconds.
• To count from 1 to 438,656,436,664,642 would take you about thirty-four million, eight hundred sixty-nine thousand, seven hundred ninety-four 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 438656436664642 cubic inches would be around 6331.8 feet tall.

Recreational maths with 438656436664642

• 438656436664642 backwards is 246466634656834
• The number of decimal digits it has is: 15
• The sum of 438656436664642's digits is 73
• More coming soon!