13638536

Names of 13638536

• Cardinal: 13638536 can be written as Thirteen million, six hundred thirty-eight thousand, five hundred thirty-six.

Scientific notation

• Scientific notation: 1.3638536 × 10⁷

Factors of 13638536

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 5
• Sum of prime factors: 10624

Divisors of 13638536

• Number of divisors d(n): 16
• Complete list of divisors:
  1 2 4 8 163 326 652 1304 10459 20918 41836 83672 1704817 3409634 6819268 13638536
• Sum of all divisors σ(n): 25731600
• Sum of proper divisors (its aliquot sum) s(n): 12093064
• 13638536 is a deficient number, because the sum of its proper divisors (12093064) is less than itself. Its deficiency is 1545472

Bases of 13638536

• Binary: 110100000001101110001000₂
• Hexadecimal: 0xD01B88
• Base-36: 84BK8

Squares and roots of 13638536

• 13638536 squared (13638536²) is 186009664223296
• 13638536 cubed (13638536³) is 2536899501857334534656
• The square root of 13638536 is 3693.0388570933
• The cube root of 13638536 is 238.9218770939

Scales and comparisons

• 13,638,536 seconds is equal to 22 weeks, 3 days, 20 hours, 28 minutes, 56 seconds.
• To count from 1 to 13,638,536 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 13638536 cubic inches would be around 19.9 feet tall.

Recreational maths with 13638536

• 13638536 backwards is 63583631
• The number of decimal digits it has is: 8
• The sum of 13638536's digits is 35
• More coming soon!