13131628

Names of 13131628

• Cardinal: 13131628 can be written as Thirteen million, one hundred thirty-one thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3131628 × 10⁷

Factors of 13131628

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 3282909

Divisors of 13131628

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 3282907 6565814 13131628
• Sum of all divisors σ(n): 22980356
• Sum of proper divisors (its aliquot sum) s(n): 9848728
• 13131628 is a deficient number, because the sum of its proper divisors (9848728) is less than itself. Its deficiency is 3282900

Bases of 13131628

• Binary: 110010000101111101101100₂
• Hexadecimal: 0xC85F6C
• Base-36: 7TGFG

Squares and roots of 13131628

• 13131628 squared (13131628²) is 172439653930384
• 13131628 cubed (13131628³) is 2264413387862540585152
• The square root of 13131628 is 3623.7588219969
• The cube root of 13131628 is 235.9243988427

Scales and comparisons

• 13,131,628 seconds is equal to 21 weeks, 4 days, 23 hours, 40 minutes, 28 seconds.
• To count from 1 to 13,131,628 would take you about thirty-two 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 13131628 cubic inches would be around 19.7 feet tall.

Recreational maths with 13131628

• 13131628 backwards is 82613131
• The number of decimal digits it has is: 8
• The sum of 13131628's digits is 25
• More coming soon!