21000644424704000

21,000,644,424,704,000 is an even composite number composed of five prime numbers multiplied together.

What does the number 21000644424704000 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 2016 divisors.

21000644424704000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two thousand and sixteen divisors.

Prime factorization of 21000644424704000:

213 × 53 × 72 × 293 × 1312

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 7 × 7 × 29 × 29 × 29 × 131 × 131)

See below for interesting mathematical facts about the number 21000644424704000 from the Numbermatics database.


Names of 21000644424704000

  • Cardinal: 21000644424704000 can be written as Twenty-one quadrillion, six hundred forty-four billion, four hundred twenty-four million, seven hundred four thousand.

Scientific notation

  • Scientific notation: 2.1000644424704 × 1016

Factors of 21000644424704000

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 23
  • Sum of prime factors: 174

Divisors of 21000644424704000

Bases of 21000644424704000

  • Binary: 10010101001101111111001100011101111110100100000000000002
  • Hexadecimal: 0x4A9BF98EFD2000
  • Base-36: 5QS3UV1WBNK

Squares and roots of 21000644424704000

  • 21000644424704000 squared (210006444247040002) is 441027066252851199125487616000000
  • 21000644424704000 cubed (210006444247040003) is 9261852600046501163658392423415796465664000000000
  • The square root of 21000644424704000 is 144915990.9213058515
  • The cube root of 21000644424704000 is 275895.2397027307

Scales and comparisons

How big is 21000644424704000?
  • 21,000,644,424,704,000 seconds is equal to 667,755,533 years, 23 weeks, 1 day, 19 hours, 33 minutes, 20 seconds.
  • To count from 1 to 21,000,644,424,704,000 would take you about two billion, three million, two hundred sixty-six thousand, six hundred 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 21000644424704000 cubic inches would be around 22991.3 feet tall.

Recreational maths with 21000644424704000

  • 21000644424704000 backwards is 00040742444600012
  • The number of decimal digits it has is: 17
  • The sum of 21000644424704000's digits is 38
  • More coming soon!

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"Number 21000644424704000 - Facts about the integer". Numbermatics.com. 2024. Web. 24 September 2024.

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Numbermatics. (2024). Number 21000644424704000 - Facts about the integer. Retrieved 24 September 2024, from https://numbermatics.com/n/21000644424704000/

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Numbermatics. 2024. "Number 21000644424704000 - Facts about the integer". https://numbermatics.com/n/21000644424704000/

The information we have on file for 21000644424704000 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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