13808068131540

Names of 13808068131540

• Cardinal: 13808068131540 can be written as Thirteen trillion, eight hundred eight billion, sixty-eight million, one hundred thirty-one thousand, five hundred forty.

Scientific notation

• Scientific notation: 1.380806813154 × 10¹³

Factors of 13808068131540

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 1598854

Divisors of 13808068131540

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 4 5 6 10 12 15 20 30 60 159937 319874 479811 639748 799685 959622 1438907 1599370 1919244 2399055 2877814 3198740 4316721 4798110 5755628 7194535 8633442 9596220 14389070 17266884 21583605 28778140 43167210 86334420 230134468859 460268937718 690403406577 920537875436 1150672344295 1380806813154 2301344688590 2761613626308 3452017032885 4602689377180 6904034065770 13808068131540
• Sum of all divisors σ(n): 38662859374272
• Sum of proper divisors (its aliquot sum) s(n): 24854791242732
• 13808068131540 is an abundant number, because the sum of its proper divisors (24854791242732) is greater than itself. Its abundance is 11046723111192

Bases of 13808068131540

• Binary: 11001000111011110000111111101111101011010100₂
• Hexadecimal: 0xC8EF0FEFAD4
• Base-36: 4W7C792AC

Squares and roots of 13808068131540

• 13808068131540 squared (13808068131540²) is 190662745525250546742771600
• 13808068131540 cubed (13808068131540³) is 2632684180359132812852825679812976264000
• The square root of 13808068131540 is 3715920.8995267917
• The cube root of 13808068131540 is 23990.7766245587

Scales and comparisons

• 13,808,068,131,540 seconds is equal to 439,053 years, 44 weeks, 3 days, 8 hours, 59 minutes.
• To count from 1 to 13,808,068,131,540 would take you about one million, ninety-seven thousand, six hundred thirty-four 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 13808068131540 cubic inches would be around 1999.2 feet tall.

Recreational maths with 13808068131540

• 13808068131540 backwards is 04513186080831
• The number of decimal digits it has is: 14
• The sum of 13808068131540's digits is 48
• More coming soon!