21003381493516800

21,003,381,493,516,800 is an even composite number composed of six prime numbers multiplied together.

What does the number 21003381493516800 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 10800 divisors.

21003381493516800 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ten thousand, eight hundred divisors.

Prime factorization of 21003381493516800:

29 × 39 × 52 × 73 × 172 × 292

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 7 × 7 × 7 × 17 × 17 × 29 × 29)

See below for interesting mathematical facts about the number 21003381493516800 from the Numbermatics database.


Names of 21003381493516800

  • Cardinal: 21003381493516800 can be written as Twenty-one quadrillion, three trillion, three hundred eighty-one billion, four hundred ninety-three million, five hundred sixteen thousand, eight hundred.

Scientific notation

  • Scientific notation: 2.10033814935168 × 1016

Factors of 21003381493516800

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 27
  • Sum of prime factors: 63

Divisors of 21003381493516800

Bases of 21003381493516800

  • Binary: 10010101001111001110110110101010000000011001010000000002
  • Hexadecimal: 0x4A9E76D500CA00
  • Base-36: 5QT2S960000

Squares and roots of 21003381493516800

  • 21003381493516800 squared (210033814935168002) is 441142034162204004160431882240000
  • 21003381493516800 cubed (210033814935168003) is 9265474436334791544328737027676882581061632000000
  • The square root of 21003381493516800 is 144925434.2533318063
  • The cube root of 21003381493516800 is 275907.2252309945

Scales and comparisons

How big is 21003381493516800?
  • 21,003,381,493,516,800 seconds is equal to 667,842,563 years, 40 weeks.
  • To count from 1 to 21,003,381,493,516,800 would take you about two billion, three million, five hundred twenty-seven thousand, six hundred ninety-one 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 21003381493516800 cubic inches would be around 22992.3 feet tall.

Recreational maths with 21003381493516800

  • 21003381493516800 backwards is 00861539418330012
  • 21003381493516800 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21003381493516800's digits is 54
  • More coming soon!

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"Number 21003381493516800 - Facts about the integer". Numbermatics.com. 2024. Web. 12 May 2024.

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Numbermatics. (2024). Number 21003381493516800 - Facts about the integer. Retrieved 12 May 2024, from https://numbermatics.com/n/21003381493516800/

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The information we have on file for 21003381493516800 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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