21821006399383273472

21,821,006,399,383,273,472 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21821006399383273472 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 4104 divisors.

21821006399383273472 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four thousand, one hundred four divisors.

Prime factorization of 21821006399383273472:

218 × 132 × 19 × 312 × 47 × 61 × 972

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 13 × 19 × 31 × 31 × 47 × 61 × 97 × 97)

See below for interesting mathematical facts about the number 21821006399383273472 from the Numbermatics database.


Names of 21821006399383273472

  • Cardinal: 21821006399383273472 can be written as Twenty-one quintillion, eight hundred twenty-one quadrillion, six trillion, three hundred ninety-nine billion, three hundred eighty-three million, two hundred seventy-three thousand, four hundred seventy-two.

Scientific notation

  • Scientific notation: 2.1821006399383273472 × 1019

Factors of 21821006399383273472

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 27
  • Sum of prime factors: 270

Divisors of 21821006399383273472

Bases of 21821006399383273472

  • Binary: 100101110110100111100100110110101001001001100010000000000000000002
  • Hexadecimal: 0x12ED3C9B524C40000
  • Base-36: 4LSAD7307EZ28

Squares and roots of 21821006399383273472

  • 21821006399383273472 squared (218210063993832734722) is 476156320281925772971304793210338934784
  • 21821006399383273472 cubed (218210063993832734723) is 10390210111978693862139060845875173393344476312647445250048
  • The square root of 21821006399383273472 is 4671296008.5380238585
  • The cube root of 21821006399383273472 is 2794419.4291625165

Scales and comparisons

How big is 21821006399383273472?
  • 21,821,006,399,383,273,472 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
  • To count from 1 to 21,821,006,399,383,273,472 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and 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 21821006399383273472 cubic inches would be around 232868.3 feet tall.

Recreational maths with 21821006399383273472

  • 21821006399383273472 backwards is 27437238399360012812
  • The number of decimal digits it has is: 20
  • The sum of 21821006399383273472's digits is 80
  • More coming soon!

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"Number 21821006399383273472 - Facts about the integer". Numbermatics.com. 2024. Web. 11 May 2024.

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Numbermatics. (2024). Number 21821006399383273472 - Facts about the integer. Retrieved 11 May 2024, from https://numbermatics.com/n/21821006399383273472/

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The information we have on file for 21821006399383273472 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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