139899188961

Names of 139899188961

• Cardinal: 139899188961 can be written as One hundred thirty-nine billion, eight hundred ninety-nine million, one hundred eighty-eight thousand, nine hundred sixty-one.

Scientific notation

• Scientific notation: 1.39899188961 × 10¹¹

Factors of 139899188961

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1989

Divisors of 139899188961

• Number of divisors d(n): 63
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 441 567 729 1323 1701 1979 3969 5103 5937 11907 13853 17811 35721 41559 53433 96971 124677 160299 290913 374031 480897 872739 1122093 1442691 2618217 3366279 3916441 7854651 10098837 11749323 23563953 27415087 35247969 70691859 82245261 105743907 191905609 246735783 317231721 575716827 740207349 951695163 1727150481 2220622047 2855085489 5181451443 6661866141 15544354329 19985598423 46633062987 139899188961
• Sum of all divisors σ(n): 244121546721
• Sum of proper divisors (its aliquot sum) s(n): 104222357760
• 139899188961 is a deficient number, because the sum of its proper divisors (104222357760) is less than itself. Its deficiency is 35676831201

Bases of 139899188961

• Binary: 10000010010010101001000011011011100001₂
• Hexadecimal: 0x2092A436E1
• Base-36: 1S9OD529

Squares and roots of 139899188961

• 139899188961 squared (139899188961²) is 19571783071945584259521
• 139899188961 cubed (139899188961³) is 2738076578285816350232275642347681
• 139899188961 is a perfect square number. Its square root is 374031
• The cube root of 139899188961 is 5191.2474675177

Scales and comparisons

• 139,899,188,961 seconds is equal to 4,448 years, 18 weeks, 5 days, 13 hours, 49 minutes, 21 seconds.
• To count from 1 to 139,899,188,961 would take you about eight thousand, eight hundred ninety-six 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 139899188961 cubic inches would be around 432.6 feet tall.

Recreational maths with 139899188961

• 139899188961 backwards is 169881998931
• The number of decimal digits it has is: 12
• The sum of 139899188961's digits is 72
• More coming soon!