13132515

Names of 13132515

• Cardinal: 13132515 can be written as Thirteen million, one hundred thirty-two thousand, five hundred fifteen.

Scientific notation

• Scientific notation: 1.3132515 × 10⁷

Factors of 13132515

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 168

Divisors of 13132515

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 5 11 15 19 33 55 57 59 71 95 165 177 209 213 285 295 355 627 649 781 885 1045 1065 1121 1349 1947 2343 3135 3245 3363 3905 4047 4189 5605 6745 9735 11715 12331 12567 14839 16815 20235 20945 36993 44517 46079 61655 62835 74195 79591 138237 184965 222585 230395 238773 397955 691185 875501 1193865 2626503 4377505 13132515
• Sum of all divisors σ(n): 24883200
• Sum of proper divisors (its aliquot sum) s(n): 11750685
• 13132515 is a deficient number, because the sum of its proper divisors (11750685) is less than itself. Its deficiency is 1381830

Bases of 13132515

• Binary: 110010000110001011100011₂
• Hexadecimal: 0xC862E3
• Base-36: 7TH43

Squares and roots of 13132515

• 13132515 squared (13132515²) is 172462950225225
• 13132515 cubed (13132515³) is 2264872280777020690875
• The square root of 13132515 is 3623.8812066623
• The cube root of 13132515 is 235.9297107059

Scales and comparisons

• 13,132,515 seconds is equal to 21 weeks, 4 days, 23 hours, 55 minutes, 15 seconds.
• To count from 1 to 13,132,515 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 13132515 cubic inches would be around 19.7 feet tall.

Recreational maths with 13132515

• 13132515 backwards is 51523131
• The number of decimal digits it has is: 8
• The sum of 13132515's digits is 21
• More coming soon!