13130936

Names of 13130936

• Cardinal: 13130936 can be written as Thirteen million, one hundred thirty thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.3130936 × 10⁷

Factors of 13130936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1100

Divisors of 13130936

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 7 8 13 14 17 26 28 34 52 56 68 91 104 119 136 182 221 238 364 442 476 728 884 952 1061 1547 1768 2122 3094 4244 6188 7427 8488 12376 13793 14854 18037 27586 29708 36074 55172 59416 72148 96551 110344 126259 144296 193102 234481 252518 386204 468962 505036 772408 937924 1010072 1641367 1875848 3282734 6565468 13130936
• Sum of all divisors σ(n): 32114880
• Sum of proper divisors (its aliquot sum) s(n): 18983944
• 13130936 is an abundant number, because the sum of its proper divisors (18983944) is greater than itself. Its abundance is 5853008

Bases of 13130936

• Binary: 110010000101110010111000₂
• Hexadecimal: 0xC85CB8
• Base-36: 7TFW8

Squares and roots of 13130936

• 13130936 squared (13130936²) is 172421480236096
• 13130936 cubed (13130936³) is 2264055422005441465856
• The square root of 13130936 is 3623.6633397709
• The cube root of 13130936 is 235.9202545851

Scales and comparisons

• 13,130,936 seconds is equal to 21 weeks, 4 days, 23 hours, 28 minutes, 56 seconds.
• To count from 1 to 13,130,936 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 13130936 cubic inches would be around 19.7 feet tall.

Recreational maths with 13130936

• 13130936 backwards is 63903131
• 13130936 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13130936's digits is 26
• More coming soon!