13520431

Names of 13520431

• Cardinal: 13520431 can be written as Thirteen million, five hundred twenty thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.3520431 × 10⁷

Factors of 13520431

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13520431

Divisors of 13520431

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13520431
• Sum of all divisors σ(n): 13520432
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13520431 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13520430

Bases of 13520431

• Binary: 110011100100111000101111₂
• Hexadecimal: 0xCE4E2F
• Base-36: 81SFJ

Squares and roots of 13520431

• 13520431 squared (13520431²) is 182802054425761
• 13520431 cubed (13520431³) is 2471562563521746222991
• The square root of 13520431 is 3677.0138699767
• The cube root of 13520431 is 238.2302164753

Scales and comparisons

• 13,520,431 seconds is equal to 22 weeks, 2 days, 11 hours, 40 minutes, 31 seconds.
• To count from 1 to 13,520,431 would take you about thirty-three weeks!

  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 13520431 cubic inches would be around 19.9 feet tall.

Recreational maths with 13520431

• 13520431 backwards is 13402531
• The number of decimal digits it has is: 8
• The sum of 13520431's digits is 19
• More coming soon!