13071139

Names of 13071139

• Cardinal: 13071139 can be written as Thirteen million, seventy-one thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 1.3071139 × 10⁷

Factors of 13071139

• Number of distinct prime factors ω(n): 2
• Total number of prime factors Ω(n): 2
• Sum of prime factors: 42884

Divisors of 13071139

• Number of divisors d(n): 4
• Complete list of divisors:
  1 307 42577 13071139
• Sum of all divisors σ(n): 13114024
• Sum of proper divisors (its aliquot sum) s(n): 42885
• 13071139 is a deficient number, because the sum of its proper divisors (42885) is less than itself. Its deficiency is 13028254

Bases of 13071139

• Binary: 110001110111001100100011₂
• Hexadecimal: 0xC77323
• Base-36: 7S5R7

Squares and roots of 13071139

• 13071139 squared (13071139²) is 170854674757321
• 13071139 cubed (13071139³) is 2233265202552734058619
• The square root of 13071139 is 3615.4030204115
• The cube root of 13071139 is 235.5615903267

Scales and comparisons

• 13,071,139 seconds is equal to 21 weeks, 4 days, 6 hours, 52 minutes, 19 seconds.
• To count from 1 to 13,071,139 would take you about thirty-two weeks!

  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 13071139 cubic inches would be around 19.6 feet tall.

Recreational maths with 13071139

• 13071139 backwards is 93117031
• The number of decimal digits it has is: 8
• The sum of 13071139's digits is 25
• More coming soon!