768400131

Names of 768400131

• Cardinal: 768400131 can be written as Seven hundred sixty-eight million, four hundred thousand, one hundred thirty-one.

Scientific notation

• Scientific notation: 7.68400131 × 10⁸

Factors of 768400131

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 8262401

Divisors of 768400131

• Number of divisors d(n): 8
• Complete list of divisors:
  1 3 31 93 8262367 24787101 256133377 768400131
• Sum of all divisors σ(n): 1057583104
• Sum of proper divisors (its aliquot sum) s(n): 289182973
• 768400131 is a deficient number, because the sum of its proper divisors (289182973) is less than itself. Its deficiency is 479217158

Bases of 768400131

• Binary: 101101110011001101101100000011₂
• Hexadecimal: 0x2DCCDB03
• Base-36: CPHHC3

Squares and roots of 768400131

• 768400131 squared (768400131²) is 590438761320817161
• 768400131 cubed (768400131³) is 453693221546393639539448091
• The square root of 768400131 is 27720.0312229261
• The cube root of 768400131 is 915.9304065883

Scales and comparisons

• 768,400,131 seconds is equal to 24 years, 22 weeks, 3 days, 12 hours, 28 minutes, 51 seconds.
• To count from 1 to 768,400,131 would take you about thirty-six 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 768400131 cubic inches would be around 76.3 feet tall.

Recreational maths with 768400131

• 768400131 backwards is 131004867
• The number of decimal digits it has is: 9
• The sum of 768400131's digits is 30
• More coming soon!