13913221

13,913,221 is an odd composite number composed of three prime numbers multiplied together.

What does the number 13913221 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

13913221 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 13913221:

7 × 37 × 53719

See below for interesting mathematical facts about the number 13913221 from the Numbermatics database.


Names of 13913221

  • Cardinal: 13913221 can be written as Thirteen million, nine hundred thirteen thousand, two hundred twenty-one.

Scientific notation

  • Scientific notation: 1.3913221 × 107

Factors of 13913221

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 53763

Divisors of 13913221

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 16330880
  • Sum of proper divisors (its aliquot sum) s(n): 2417659
  • 13913221 is a deficient number, because the sum of its proper divisors (2417659) is less than itself. Its deficiency is 11495562

Bases of 13913221

  • Binary: 1101010001001100100001012
  • Hexadecimal: 0xD44C85
  • Base-36: 8A7ID

Squares and roots of 13913221

  • 13913221 squared (139132212) is 193577718594841
  • 13913221 cubed (139132213) is 2693289579485832292861
  • The square root of 13913221 is 3730.0430292425
  • The cube root of 13913221 is 240.5152183983

Scales and comparisons

How big is 13913221?
  • 13,913,221 seconds is equal to 23 weeks, 47 minutes, 1 second.
  • To count from 1 to 13,913,221 would take you about thirty-four 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 13913221 cubic inches would be around 20 feet tall.

Recreational maths with 13913221

  • 13913221 backwards is 12231931
  • The number of decimal digits it has is: 8
  • The sum of 13913221's digits is 22
  • More coming soon!

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"Number 13913221 - Facts about the integer". Numbermatics.com. 2021. Web. 11 April 2021.

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Numbermatics. (2021). Number 13913221 - Facts about the integer. Retrieved 11 April 2021, from https://numbermatics.com/n/13913221/

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The information we have on file for 13913221 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!

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