20721601028746800

20,721,601,028,746,800 is an even composite number composed of seven prime numbers multiplied together.

What does the number 20721601028746800 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 6300 divisors.

20721601028746800 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six thousand, three hundred divisors.

Prime factorization of 20721601028746800:

24 × 36 × 52 × 74 × 13 × 31 × 2712

(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 7 × 7 × 7 × 7 × 13 × 31 × 271 × 271)

See below for interesting mathematical facts about the number 20721601028746800 from the Numbermatics database.


Names of 20721601028746800

  • Cardinal: 20721601028746800 can be written as Twenty quadrillion, seven hundred twenty-one trillion, six hundred one billion, twenty-eight million, seven hundred forty-six thousand, eight hundred.

Scientific notation

  • Scientific notation: 2.07216010287468 × 1016

Factors of 20721601028746800

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 332

Divisors of 20721601028746800

Bases of 20721601028746800

  • Binary: 10010011001111000101111101101000111111011101110001100002
  • Hexadecimal: 0x499E2FB47EEE30
  • Base-36: 5O1703GMR00

Squares and roots of 20721601028746800

  • 20721601028746800 squared (207216010287468002) is 429384749194560440079978510240000
  • 20721601028746800 cubed (207216010287468003) is 8897539460638190317867912836658820478167232000000
  • The square root of 20721601028746800 is 143949994.8897074467
  • The cube root of 20721601028746800 is 274667.8127956965

Scales and comparisons

How big is 20721601028746800?
  • 20,721,601,028,746,800 seconds is equal to 658,882,816 years, 30 weeks, 6 days, 3 hours.
  • To count from 1 to 20,721,601,028,746,800 would take you about one billion, nine hundred seventy-six million, six hundred forty-eight thousand, four hundred forty-nine 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 20721601028746800 cubic inches would be around 22889 feet tall.

Recreational maths with 20721601028746800

  • 20721601028746800 backwards is 00864782010612702
  • 20721601028746800 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 20721601028746800's digits is 54
  • More coming soon!

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"Number 20721601028746800 - Facts about the integer". Numbermatics.com. 2024. Web. 29 May 2024.

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Numbermatics. (2024). Number 20721601028746800 - Facts about the integer. Retrieved 29 May 2024, from https://numbermatics.com/n/20721601028746800/

Chicago style:
Numbermatics. 2024. "Number 20721601028746800 - Facts about the integer". https://numbermatics.com/n/20721601028746800/

The information we have on file for 20721601028746800 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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