139438132

Names of 139438132

• Cardinal: 139438132 can be written as One hundred thirty-nine million, four hundred thirty-eight thousand, one hundred thirty-two.

Scientific notation

• Scientific notation: 1.39438132 × 10⁸

Factors of 139438132

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 3
• Sum of prime factors: 34859535

Divisors of 139438132

• Number of divisors d(n): 6
• Complete list of divisors:
  1 2 4 34859533 69719066 139438132
• Sum of all divisors σ(n): 244016738
• Sum of proper divisors (its aliquot sum) s(n): 104578606
• 139438132 is a deficient number, because the sum of its proper divisors (104578606) is less than itself. Its deficiency is 34859526

Bases of 139438132

• Binary: 1000010011111010100000110100₂
• Hexadecimal: 0x84FA834
• Base-36: 2B0N5G

Squares and roots of 139438132

• 139438132 squared (139438132²) is 19442992655649424
• 139438132 cubed (139438132³) is 2711094576393474929435968
• The square root of 139438132 is 11808.3924392781
• The cube root of 139438132 is 518.5538368585

Scales and comparisons

• 139,438,132 seconds is equal to 4 years, 22 weeks, 3 days, 20 hours, 48 minutes, 52 seconds.
• To count from 1 to 139,438,132 would take you about 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 139438132 cubic inches would be around 43.2 feet tall.

Recreational maths with 139438132

• 139438132 backwards is 231834931
• The number of decimal digits it has is: 9
• The sum of 139438132's digits is 34
• More coming soon!