13402921

13,402,921 is an odd composite number composed of two prime numbers multiplied together.

What does the number 13402921 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 9 divisors.

13402921 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of nine divisors.

Prime factorization of 13402921:

72 × 5232

(7 × 7 × 523 × 523)

See below for interesting mathematical facts about the number 13402921 from the Numbermatics database.


Names of 13402921

  • Cardinal: 13402921 can be written as Thirteen million, four hundred two thousand, nine hundred twenty-one.

Scientific notation

  • Scientific notation: 1.3402921 × 107

Factors of 13402921

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 4
  • Sum of prime factors: 530

Divisors of 13402921

  • Number of divisors d(n): 9
  • Complete list of divisors:
  • Sum of all divisors σ(n): 15621021
  • Sum of proper divisors (its aliquot sum) s(n): 2218100
  • 13402921 is a deficient number, because the sum of its proper divisors (2218100) is less than itself. Its deficiency is 11184821

Bases of 13402921

  • Binary: 1100110010000011001010012
  • Hexadecimal: 0xCC8329
  • Base-36: 7Z9RD

Squares and roots of 13402921

  • 13402921 squared (134029212) is 179638291332241
  • 13402921 cubed (134029213) is 2407677827301010875961
  • 13402921 is a perfect square number. Its square root is 3661
  • The cube root of 13402921 is 237.5380312135

Scales and comparisons

How big is 13402921?
  • 13,402,921 seconds is equal to 22 weeks, 1 day, 3 hours, 2 minutes, 1 second.
  • To count from 1 to 13,402,921 would take you about thirty-three 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 13402921 cubic inches would be around 19.8 feet tall.

Recreational maths with 13402921

  • 13402921 backwards is 12920431
  • The number of decimal digits it has is: 8
  • The sum of 13402921's digits is 22
  • More coming soon!

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"Number 13402921 - Facts about the integer". Numbermatics.com. 2021. Web. 16 June 2021.

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Numbermatics. (2021). Number 13402921 - Facts about the integer. Retrieved 16 June 2021, from https://numbermatics.com/n/13402921/

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The information we have on file for 13402921 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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