21402387811123200

21,402,387,811,123,200 is an even composite number composed of six prime numbers multiplied together.

What does the number 21402387811123200 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 5400 divisors.

21402387811123200 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five thousand, four hundred divisors.

Prime factorization of 21402387811123200:

214 × 33 × 52 × 74 × 172 × 2789

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 7 × 7 × 7 × 7 × 17 × 17 × 2789)

See below for interesting mathematical facts about the number 21402387811123200 from the Numbermatics database.


Names of 21402387811123200

  • Cardinal: 21402387811123200 can be written as Twenty-one quadrillion, four hundred two trillion, three hundred eighty-seven billion, eight hundred eleven million, one hundred twenty-three thousand, two hundred.

Scientific notation

  • Scientific notation: 2.14023878111232 × 1016

Factors of 21402387811123200

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 26
  • Sum of prime factors: 2823

Divisors of 21402387811123200

Bases of 21402387811123200

  • Binary: 10011000000100101011011101110101101001111000000000000002
  • Hexadecimal: 0x4C095BBAD3C000
  • Base-36: 5UQIH85GQO0

Squares and roots of 21402387811123200

  • 21402387811123200 squared (214023878111232002) is 458062204017714920077645578240000
  • 21402387811123200 cubed (214023878111232003) is 9803624932004970297077623375455388767879168000000
  • The square root of 21402387811123200 is 146295549.5260303535
  • The cube root of 21402387811123200 is 277643.4355675255

Scales and comparisons

How big is 21402387811123200?
  • 21,402,387,811,123,200 seconds is equal to 680,529,730 years, 24 weeks.
  • To count from 1 to 21,402,387,811,123,200 would take you about two billion, forty-one million, five hundred eighty-nine thousand, one 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 21402387811123200 cubic inches would be around 23137 feet tall.

Recreational maths with 21402387811123200

  • 21402387811123200 backwards is 00232111878320412
  • 21402387811123200 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21402387811123200's digits is 45
  • More coming soon!

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"Number 21402387811123200 - Facts about the integer". Numbermatics.com. 2024. Web. 9 June 2024.

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Numbermatics. (2024). Number 21402387811123200 - Facts about the integer. Retrieved 9 June 2024, from https://numbermatics.com/n/21402387811123200/

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Numbermatics. 2024. "Number 21402387811123200 - Facts about the integer". https://numbermatics.com/n/21402387811123200/

The information we have on file for 21402387811123200 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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