139956929820

Names of 139956929820

• Cardinal: 139956929820 can be written as One hundred thirty-nine billion, nine hundred fifty-six million, nine hundred twenty-nine thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.3995692982 × 10¹¹

Factors of 139956929820

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 777538509

Divisors of 139956929820

• Number of divisors d(n): 36
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 777538499 1555076998 2332615497 3110153996 3887692495 4665230994 6997846491 7775384990 9330461988 11663077485 13995692982 15550769980 23326154970 27991385964 34989232455 46652309940 69978464910 139956929820
• Sum of all divisors σ(n): 424536021000
• Sum of proper divisors (its aliquot sum) s(n): 284579091180
• 139956929820 is an abundant number, because the sum of its proper divisors (284579091180) is greater than itself. Its abundance is 144622161360

Bases of 139956929820

• Binary: 10000010010110000101010100010100011100₂
• Hexadecimal: 0x209615451C
• Base-36: 1SAMQQ70

Squares and roots of 139956929820

• 139956929820 squared (139956929820²) is 19587942204640405232400
• 139956929820 cubed (139956929820³) is 2741468252453073273447367590168000
• The square root of 139956929820 is 374108.1793011215
• The cube root of 139956929820 is 5191.9615671045

Scales and comparisons

• 139,956,929,820 seconds is equal to 4,450 years, 10 weeks, 1 day, 20 hours, 57 minutes.
• To count from 1 to 139,956,929,820 would take you about eight thousand, nine hundred 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 139956929820 cubic inches would be around 432.7 feet tall.

Recreational maths with 139956929820

• 139956929820 backwards is 028929659931
• The number of decimal digits it has is: 12
• The sum of 139956929820's digits is 63
• More coming soon!