13688471

Names of 13688471

• Cardinal: 13688471 can be written as Thirteen million, six hundred eighty-eight thousand, four hundred seventy-one.

Scientific notation

• Scientific notation: 1.3688471 × 10⁷

Factors of 13688471

• Number of distinct prime factors ω(n): 1
• Total number of prime factors Ω(n): 1
• Sum of prime factors: 13688471

Divisors of 13688471

• Number of divisors d(n): 2
• Complete list of divisors:
  1 13688471
• Sum of all divisors σ(n): 13688472
• Sum of proper divisors (its aliquot sum) s(n): 1
• 13688471 is a deficient number, because the sum of its proper divisors (1) is less than itself. Its deficiency is 13688470

Bases of 13688471

• Binary: 110100001101111010010111₂
• Hexadecimal: 0xD0DE97
• Base-36: 85E3B

Squares and roots of 13688471

• 13688471 squared (13688471²) is 187374238317841
• 13688471 cubed (13688471³) is 2564866827360855311111
• The square root of 13688471 is 3699.7933726091
• The cube root of 13688471 is 239.2131115041

Scales and comparisons

• 13,688,471 seconds is equal to 22 weeks, 4 days, 10 hours, 21 minutes, 11 seconds.
• To count from 1 to 13,688,471 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 13688471 cubic inches would be around 19.9 feet tall.

Recreational maths with 13688471

• 13688471 backwards is 17488631
• The number of decimal digits it has is: 8
• The sum of 13688471's digits is 38
• More coming soon!