13149217

Names of 13149217

• Cardinal: 13149217 can be written as Thirteen million, one hundred forty-nine thousand, two hundred seventeen.

Scientific notation

• Scientific notation: 1.3149217 × 10⁷

Factors of 13149217

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 8818

Divisors of 13149217

• Number of divisors d(n): 4
• Complete list of divisors:
  1 1901 6917 13149217
• Sum of all divisors σ(n): 13158036
• Sum of proper divisors (its aliquot sum) s(n): 8819
• 13149217 is a deficient number, because the sum of its proper divisors (8819) is less than itself. Its deficiency is 13140398

Bases of 13149217

• Binary: 110010001010010000100001₂
• Hexadecimal: 0xC8A421
• Base-36: 7TU01

Squares and roots of 13149217

• 13149217 squared (13149217²) is 172901907713089
• 13149217 cubed (13149217³) is 2273524704233381001313
• The square root of 13149217 is 3626.1849097915
• The cube root of 13149217 is 236.0296872067

Scales and comparisons

• 13,149,217 seconds is equal to 21 weeks, 5 days, 4 hours, 33 minutes, 37 seconds.
• To count from 1 to 13,149,217 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 13149217 cubic inches would be around 19.7 feet tall.

Recreational maths with 13149217

• 13149217 backwards is 71294131
• The number of decimal digits it has is: 8
• The sum of 13149217's digits is 28
• More coming soon!