1313808749

Names of 1313808749

• Cardinal: 1313808749 can be written as One billion, three hundred thirteen million, eight hundred eight thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 1.313808749 × 10⁹

Factors of 1313808749

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 42091

Divisors of 1313808749

• Number of divisors d(n): 8
• Complete list of divisors:
  1 11 3061 33671 39019 429209 119437159 1313808749
• Sum of all divisors σ(n): 1433750880
• Sum of proper divisors (its aliquot sum) s(n): 119942131
• 1313808749 is a deficient number, because the sum of its proper divisors (119942131) is less than itself. Its deficiency is 1193866618

Bases of 1313808749

• Binary: 1001110010011110010000101101101₂
• Hexadecimal: 0x4E4F216D
• Base-36: LQ7HBH

Squares and roots of 1313808749

• 1313808749 squared (1313808749²) is 1726093428948945001
• 1313808749 cubed (1313808749³) is 2267756648544533816633613749
• The square root of 1313808749 is 36246.4998172237
• The cube root of 1313808749 is 1095.2435809877

Scales and comparisons

• 1,313,808,749 seconds is equal to 41 years, 40 weeks, 2 days, 2 hours, 52 minutes, 29 seconds.
• To count from 1 to 1,313,808,749 would take you about eighty-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 1313808749 cubic inches would be around 91.3 feet tall.

Recreational maths with 1313808749

• 1313808749 backwards is 9478083131
• The number of decimal digits it has is: 10
• The sum of 1313808749's digits is 44
• More coming soon!