21008507949

21,008,507,949 is an odd composite number composed of four prime numbers multiplied together.

What does the number 21008507949 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 32 divisors.

21008507949 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of thirty-two divisors.

Prime factorization of 21008507949:

33 × 11 × 13 × 5441209

(3 × 3 × 3 × 11 × 13 × 5441209)

See below for interesting mathematical facts about the number 21008507949 from the Numbermatics database.


Names of 21008507949

  • Cardinal: 21008507949 can be written as Twenty-one billion, eight million, five hundred seven thousand, nine hundred forty-nine.

Scientific notation

  • Scientific notation: 2.1008507949 × 1010

Factors of 21008507949

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 5441236

Divisors of 21008507949

Bases of 21008507949

  • Binary: 100111001000011010001100100001011012
  • Hexadecimal: 0x4E434642D
  • Base-36: 9NFX8H9

Squares and roots of 21008507949

  • 21008507949 squared (210085079492) is 441357406243196186601
  • 21008507949 cubed (210085079493) is 9272260577410209313373595791349
  • The square root of 21008507949 is 144943.1197021783
  • The cube root of 21008507949 is 2759.2967099839

Scales and comparisons

How big is 21008507949?
  • 21,008,507,949 seconds is equal to 668 years, 2 days, 39 minutes, 9 seconds.
  • To count from 1 to 21,008,507,949 would take you about one thousand, three hundred thirty-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 21008507949 cubic inches would be around 229.9 feet tall.

Recreational maths with 21008507949

  • 21008507949 backwards is 94970580012
  • The number of decimal digits it has is: 11
  • The sum of 21008507949's digits is 45
  • More coming soon!

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"Number 21008507949 - Facts about the integer". Numbermatics.com. 2024. Web. 31 October 2024.

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Numbermatics. (2024). Number 21008507949 - Facts about the integer. Retrieved 31 October 2024, from https://numbermatics.com/n/21008507949/

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Numbermatics. 2024. "Number 21008507949 - Facts about the integer". https://numbermatics.com/n/21008507949/

The information we have on file for 21008507949 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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