13139517488

Names of 13139517488

• Cardinal: 13139517488 can be written as Thirteen billion, one hundred thirty-nine million, five hundred seventeen thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 1.3139517488 × 10¹⁰

Factors of 13139517488

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 396663

Divisors of 13139517488

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 19 38 76 109 152 218 304 436 872 1744 2071 4142 8284 16568 33136 396533 793066 1586132 3172264 6344528 7534127 15068254 30136508 43222097 60273016 86444194 120546032 172888388 345776776 691553552 821219843 1642439686 3284879372 6569758744 13139517488
• Sum of all divisors σ(n): 27043618800
• Sum of proper divisors (its aliquot sum) s(n): 13904101312
• 13139517488 is an abundant number, because the sum of its proper divisors (13904101312) is greater than itself. Its abundance is 764583824

Bases of 13139517488

• Binary: 1100001111001011010010000000110000₂
• Hexadecimal: 0x30F2D2030
• Base-36: 61AXGKW

Squares and roots of 13139517488

• 13139517488 squared (13139517488²) is 172646919817457830144
• 13139517488 cubed (13139517488³) is 2268497222190820926879621558272
• The square root of 13139517488 is 114627.7343752375
• The cube root of 13139517488 is 2359.7163721197

Scales and comparisons

• 13,139,517,488 seconds is equal to 417 years, 41 weeks, 2 days, 17 hours, 58 minutes, 8 seconds.
• To count from 1 to 13,139,517,488 would take you about eight hundred thirty-five years!

  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 13139517488 cubic inches would be around 196.6 feet tall.

Recreational maths with 13139517488

• 13139517488 backwards is 88471593131
• The number of decimal digits it has is: 11
• The sum of 13139517488's digits is 50
• More coming soon!