139007

Names of 139007

• Cardinal: 139007 can be written as One hundred thirty-nine thousand and seven.

Scientific notation

• Scientific notation: 1.39007 × 10⁵

Factors of 139007

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 12648

Divisors of 139007

• Number of divisors d(n): 4
• Complete list of divisors:
  1 11 12637 139007
• Sum of all divisors σ(n): 151656
• Sum of proper divisors (its aliquot sum) s(n): 12649
• 139007 is a deficient number, because the sum of its proper divisors (12649) is less than itself. Its deficiency is 126358

Bases of 139007

• Binary: 100001111011111111₂
• Hexadecimal: 0x21EFF
• Base-36: 2Z9B

Squares and roots of 139007

• 139007 squared (139007²) is 19322946049
• 139007 cubed (139007³) is 2686024761433343
• The square root of 139007 is 372.8364252589
• The cube root of 139007 is 51.8018842207

Scales and comparisons

• 139,007 seconds is equal to 1 day, 14 hours, 36 minutes, 47 seconds.
• To count from 1 to 139,007 would take you about fourteen hours.

  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 139007 cubic inches would be around 4.3 feet tall.

Recreational maths with 139007

• 139007 backwards is 700931
• The number of decimal digits it has is: 6
• The sum of 139007's digits is 20
• More coming soon!