21728681520000

21,728,681,520,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 21728681520000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 2880 divisors.

21728681520000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, eight hundred eighty divisors.

Prime factorization of 21728681520000:

27 × 3 × 54 × 72 × 133 × 292

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 7 × 7 × 13 × 13 × 13 × 29 × 29)

See below for interesting mathematical facts about the number 21728681520000 from the Numbermatics database.


Names of 21728681520000

  • Cardinal: 21728681520000 can be written as Twenty-one trillion, seven hundred twenty-eight billion, six hundred eighty-one million, five hundred twenty thousand.

Scientific notation

  • Scientific notation: 2.172868152 × 1013

Factors of 21728681520000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 19
  • Sum of prime factors: 59

Divisors of 21728681520000

Bases of 21728681520000

  • Binary: 1001111000011000110100101011111101011100000002
  • Hexadecimal: 0x13C31A57EB80
  • Base-36: 7PA0NYIYO

Squares and roots of 21728681520000

  • 21728681520000 squared (217286815200002) is 472135600597589510400000000
  • 21728681520000 cubed (217286815200003) is 10258884099638944151174327808000000000000
  • The square root of 21728681520000 is 4661403.3852478377
  • The cube root of 21728681520000 is 27904.7278636253

Scales and comparisons

How big is 21728681520000?
  • 21,728,681,520,000 seconds is equal to 690,904 years, 44 weeks, 5 days, 10 hours, 40 minutes.
  • To count from 1 to 21,728,681,520,000 would take you about one million, seven hundred twenty-seven thousand, two hundred sixty-two 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 21728681520000 cubic inches would be around 2325.4 feet tall.

Recreational maths with 21728681520000

  • 21728681520000 backwards is 00002518682712
  • 21728681520000 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21728681520000's digits is 42
  • More coming soon!

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"Number 21728681520000 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

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Numbermatics. (2024). Number 21728681520000 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/21728681520000/

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The information we have on file for 21728681520000 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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