20988694078496640

20,988,694,078,496,640 is an even composite number composed of six prime numbers multiplied together.

What does the number 20988694078496640 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 3456 divisors.

20988694078496640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three thousand, four hundred fifty-six divisors.

Prime factorization of 20988694078496640:

27 × 35 × 5 × 192 × 312 × 733

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 19 × 19 × 31 × 31 × 73 × 73 × 73)

See below for interesting mathematical facts about the number 20988694078496640 from the Numbermatics database.


Names of 20988694078496640

  • Cardinal: 20988694078496640 can be written as Twenty quadrillion, nine hundred eighty-eight trillion, six hundred ninety-four billion, seventy-eight million, four hundred ninety-six thousand, six hundred forty.

Scientific notation

  • Scientific notation: 2.098869407849664 × 1016

Factors of 20988694078496640

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 133

Divisors of 20988694078496640

Bases of 20988694078496640

  • Binary: 10010101001000100011011001001101101100100011111100000002
  • Hexadecimal: 0x4A911B26D91F80
  • Base-36: 5QNVCY6BC00

Squares and roots of 20988694078496640

  • 20988694078496640 squared (209886940784966402) is 440525279120719920138042491289600
  • 20988694078496640 cubed (209886940784966403) is 9246050317309133709520479720579751525862866944000
  • The square root of 20988694078496640 is 144874753.0748426849
  • The cube root of 20988694078496640 is 275842.8973530859

Scales and comparisons

How big is 20988694078496640?
  • 20,988,694,078,496,640 seconds is equal to 667,375,549 years, 20 weeks, 6 days, 14 hours, 24 minutes.
  • To count from 1 to 20,988,694,078,496,640 would take you about two billion, two million, one hundred twenty-six thousand, six hundred forty-eight 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 20988694078496640 cubic inches would be around 22986.9 feet tall.

Recreational maths with 20988694078496640

  • 20988694078496640 backwards is 04669487049688902
  • 20988694078496640 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 20988694078496640's digits is 90
  • More coming soon!

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"Number 20988694078496640 - Facts about the integer". Numbermatics.com. 2024. Web. 31 May 2024.

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Numbermatics. (2024). Number 20988694078496640 - Facts about the integer. Retrieved 31 May 2024, from https://numbermatics.com/n/20988694078496640/

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Numbermatics. 2024. "Number 20988694078496640 - Facts about the integer". https://numbermatics.com/n/20988694078496640/

The information we have on file for 20988694078496640 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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