13639906991904

Names of 13639906991904

• Cardinal: 13639906991904 can be written as Thirteen trillion, six hundred thirty-nine billion, nine hundred six million, nine hundred ninety-one thousand, nine hundred four.

Scientific notation

• Scientific notation: 1.3639906991904 × 10¹³

Factors of 13639906991904

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8357786169

Divisors of 13639906991904

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 6 8 12 16 17 24 32 34 48 51 68 96 102 136 204 272 408 544 816 1632 8357786147 16715572294 25073358441 33431144588 50146716882 66862289176 100293433764 133724578352 142082364499 200586867528 267449156704 284164728998 401173735056 426247093497 568329457996 802347470112 852494186994 1136658915992 1704988373988 2273317831984 3409976747976 4546635663968 6819953495952 13639906991904
• Sum of all divisors σ(n): 37910917967328
• Sum of proper divisors (its aliquot sum) s(n): 24271010975424
• 13639906991904 is an abundant number, because the sum of its proper divisors (24271010975424) is greater than itself. Its abundance is 10631103983520

Bases of 13639906991904

• Binary: 11000110011111001001110011111001111100100000₂
• Hexadecimal: 0xC67C9CF9F20
• Base-36: 4U234G8IO

Squares and roots of 13639906991904

• 13639906991904 squared (13639906991904²) is 186047062747791625921545216
• 13639906991904 cubed (13639906991904³) is 2537664631996805212942545039074081931264
• The square root of 13639906991904 is 3693224.4708254601
• The cube root of 13639906991904 is 23892.9882571801

Scales and comparisons

• 13,639,906,991,904 seconds is equal to 433,706 years, 44 weeks, 1 day, 21 hours, 18 minutes, 24 seconds.
• To count from 1 to 13,639,906,991,904 would take you about one million, eighty-four thousand, two hundred sixty-seven 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 13639906991904 cubic inches would be around 1991.1 feet tall.

Recreational maths with 13639906991904

• 13639906991904 backwards is 40919960993631
• The number of decimal digits it has is: 14
• The sum of 13639906991904's digits is 69
• More coming soon!