13688966

Names of 13688966

• Cardinal: 13688966 can be written as Thirteen million, six hundred eighty-eight thousand, nine hundred sixty-six.

Scientific notation

• Scientific notation: 1.3688966 × 10⁷

Factors of 13688966

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 6844485

Divisors of 13688966

• Number of divisors d(n): 4
• Complete list of divisors:
  1 2 6844483 13688966
• Sum of all divisors σ(n): 20533452
• Sum of proper divisors (its aliquot sum) s(n): 6844486
• 13688966 is a deficient number, because the sum of its proper divisors (6844486) is less than itself. Its deficiency is 6844480

Bases of 13688966

• Binary: 110100001110000010000110₂
• Hexadecimal: 0xD0E086
• Base-36: 85EH2

Squares and roots of 13688966

• 13688966 squared (13688966²) is 187387790149156
• 13688966 cubed (13688966³) is 2565145088166931412696
• The square root of 13688966 is 3699.8602676319
• The cube root of 13688966 is 239.2159949299

Scales and comparisons

• 13,688,966 seconds is equal to 22 weeks, 4 days, 10 hours, 29 minutes, 26 seconds.
• To count from 1 to 13,688,966 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 13688966 cubic inches would be around 19.9 feet tall.

Recreational maths with 13688966

• 13688966 backwards is 66988631
• The number of decimal digits it has is: 8
• The sum of 13688966's digits is 47
• More coming soon!