21025139094491742

21,025,139,094,491,742 is an even composite number composed of six prime numbers multiplied together.

What does the number 21025139094491742 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 768 divisors.

21025139094491742 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred sixty-eight divisors.

Prime factorization of 21025139094491742:

2 × 33 × 73 × 47 × 792 × 1573

(2 × 3 × 3 × 3 × 7 × 7 × 7 × 47 × 79 × 79 × 157 × 157 × 157)

See below for interesting mathematical facts about the number 21025139094491742 from the Numbermatics database.


Names of 21025139094491742

  • Cardinal: 21025139094491742 can be written as Twenty-one quadrillion, twenty-five trillion, one hundred thirty-nine billion, ninety-four million, four hundred ninety-one thousand, seven hundred forty-two.

Scientific notation

  • Scientific notation: 2.1025139094491742 × 1016

Factors of 21025139094491742

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 13
  • Sum of prime factors: 295

Divisors of 21025139094491742

Bases of 21025139094491742

  • Binary: 10010101011001001000000101010110001010010010010010111102
  • Hexadecimal: 0x4AB240AB14925E
  • Base-36: 5R0SFK3UT7I

Squares and roots of 21025139094491742

  • 21025139094491742 squared (210251390944917422) is 442056473942725028732965306194564
  • 21025139094491742 cubed (210251390944917423) is 9294298852266358053115285636896213752283743290488
  • The square root of 21025139094491742 is 145000479.6353851445
  • The cube root of 21025139094491742 is 276002.4639845653

Scales and comparisons

How big is 21025139094491742?
  • 21,025,139,094,491,742 seconds is equal to 668,534,388 years, 9 weeks, 2 days, 8 hours, 35 minutes, 42 seconds.
  • To count from 1 to 21,025,139,094,491,742 would take you about two billion, five million, six hundred three thousand, one hundred sixty-four 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 21025139094491742 cubic inches would be around 23000.2 feet tall.

Recreational maths with 21025139094491742

  • 21025139094491742 backwards is 24719449093152012
  • 21025139094491742 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21025139094491742's digits is 63
  • More coming soon!

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"Number 21025139094491742 - Facts about the integer". Numbermatics.com. 2024. Web. 8 June 2024.

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Numbermatics. (2024). Number 21025139094491742 - Facts about the integer. Retrieved 8 June 2024, from https://numbermatics.com/n/21025139094491742/

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The information we have on file for 21025139094491742 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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