139036665440

Names of 139036665440

• Cardinal: 139036665440 can be written as One hundred thirty-nine billion, thirty-six million, six hundred sixty-five thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.3903666544 × 10¹¹

Factors of 139036665440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3608

Divisors of 139036665440

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 80 160 379 758 1061 1516 1895 2122 2161 3032 3790 4244 4322 5305 6064 7580 8488 8644 10610 10805 12128 15160 16976 17288 21220 21610 30320 33952 34576 42440 43220 60640 69152 84880 86440 169760 172880 345760 402119 804238 819019 1608476 1638038 2010595 2292821 3216952 3276076 4021190 4095095 4585642 6433904 6552152 8042380 8190190 9171284 11464105 12867808 13104304 16084760 16380380 18342568 22928210 26208608 32169520 32760760 36685136 45856420 64339040 65521520 73370272 91712840 131043040 183425680 366851360 868979159 1737958318 3475916636 4344895795 6951833272 8689791590 13903666544 17379583180 27807333088 34759166360 69518332720 139036665440
• Sum of all divisors σ(n): 329803760160
• Sum of proper divisors (its aliquot sum) s(n): 190767094720
• 139036665440 is an abundant number, because the sum of its proper divisors (190767094720) is greater than itself. Its abundance is 51730429280

Bases of 139036665440

• Binary: 10000001011111001110110010011001100000₂
• Hexadecimal: 0x205F3B2660
• Base-36: 1RVEU9NK

Squares and roots of 139036665440

• 139036665440 squared (139036665440²) is 19331194336674490393600
• 139036665440 cubed (139036665440³) is 2687744799543833843037457117184000
• The square root of 139036665440 is 372876.2065887283
• The cube root of 139036665440 is 5180.5568966417

Scales and comparisons

• 139,036,665,440 seconds is equal to 4,420 years, 48 weeks, 4 days, 15 hours, 57 minutes, 20 seconds.
• To count from 1 to 139,036,665,440 would take you about eight thousand, eight hundred forty-one 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 139036665440 cubic inches would be around 431.7 feet tall.

Recreational maths with 139036665440

• 139036665440 backwards is 044566630931
• The number of decimal digits it has is: 12
• The sum of 139036665440's digits is 47
• More coming soon!