13108725

Names of 13108725

• Cardinal: 13108725 can be written as Thirteen million, one hundred eight thousand, seven hundred twenty-five.

Scientific notation

• Scientific notation: 1.3108725 × 10⁷

Factors of 13108725

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 85

Divisors of 13108725

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 5 7 9 15 21 25 29 35 41 45 49 63 75 87 105 123 145 147 175 203 205 225 245 261 287 315 369 435 441 525 609 615 725 735 861 1015 1025 1189 1225 1305 1421 1435 1575 1827 1845 2009 2175 2205 2583 3045 3075 3567 3675 4263 4305 5075 5945 6027 6525 7105 7175 8323 9135 9225 10045 10701 11025 12789 12915 15225 17835 18081 21315 21525 24969 29725 30135 35525 41615 45675 50225 53505 58261 63945 64575 74907 89175 90405 106575 124845 150675 174783 208075 267525 291305 319725 374535 452025 524349 624225 873915 1456525 1872675 2621745 4369575 13108725
• Sum of all divisors σ(n): 28943460
• Sum of proper divisors (its aliquot sum) s(n): 15834735
• 13108725 is an abundant number, because the sum of its proper divisors (15834735) is greater than itself. Its abundance is 2726010

Bases of 13108725

• Binary: 110010000000010111110101₂
• Hexadecimal: 0xC805F5
• Base-36: 7SYR9

Squares and roots of 13108725

• 13108725 squared (13108725²) is 171838671125625
• 13108725 cubed (13108725³) is 2252585884151258578125
• The square root of 13108725 is 3620.5973264089
• The cube root of 13108725 is 235.7871596797

Scales and comparisons

• 13,108,725 seconds is equal to 21 weeks, 4 days, 17 hours, 18 minutes, 45 seconds.
• To count from 1 to 13,108,725 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 13108725 cubic inches would be around 19.6 feet tall.

Recreational maths with 13108725

• 13108725 backwards is 52780131
• The number of decimal digits it has is: 8
• The sum of 13108725's digits is 27
• More coming soon!