21056505729024000

21,056,505,729,024,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 21056505729024000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 3072 divisors.

21056505729024000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three thousand and seventy-two divisors.

Prime factorization of 21056505729024000:

215 × 3 × 53 × 232 × 413 × 47

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 23 × 23 × 41 × 41 × 41 × 47)

See below for interesting mathematical facts about the number 21056505729024000 from the Numbermatics database.


Names of 21056505729024000

  • Cardinal: 21056505729024000 can be written as Twenty-one quadrillion, fifty-six trillion, five hundred five billion, seven hundred twenty-nine million, twenty-four thousand.

Scientific notation

  • Scientific notation: 2.1056505729024 × 1016

Factors of 21056505729024000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 25
  • Sum of prime factors: 121

Divisors of 21056505729024000

Bases of 21056505729024000

  • Binary: 10010101100111011000111110010000011000010000000000000002
  • Hexadecimal: 0x4ACEC7C8308000
  • Base-36: 5RBWP6W6Z9C

Squares and roots of 21056505729024000

  • 21056505729024000 squared (210565057290240002) is 443376433516420533715992576000000
  • 21056505729024000 cubed (210565057290240003) is 9335958412452737618168429428274651725824000000000
  • The square root of 21056505729024000 is 145108599.7762503393
  • The cube root of 21056505729024000 is 276139.6484409077

Scales and comparisons

How big is 21056505729024000?
  • 21,056,505,729,024,000 seconds is equal to 669,531,750 years, 6 weeks, 6 days, 21 hours, 20 minutes.
  • To count from 1 to 21,056,505,729,024,000 would take you about two billion, eight million, five hundred ninety-five thousand, two hundred fifty 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 21056505729024000 cubic inches would be around 23011.6 feet tall.

Recreational maths with 21056505729024000

  • 21056505729024000 backwards is 00042092750565012
  • 21056505729024000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21056505729024000's digits is 48
  • More coming soon!

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"Number 21056505729024000 - Facts about the integer". Numbermatics.com. 2024. Web. 20 June 2024.

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Numbermatics. (2024). Number 21056505729024000 - Facts about the integer. Retrieved 20 June 2024, from https://numbermatics.com/n/21056505729024000/

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The information we have on file for 21056505729024000 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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