21073120812573921

21,073,120,812,573,921 is an odd composite number composed of six prime numbers multiplied together.

What does the number 21073120812573921 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 729 divisors.

21073120812573921 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of seven hundred twenty-nine divisors.

Prime factorization of 21073120812573921:

32 × 72 × 132 × 172 × 312 × 10092

(3 × 3 × 7 × 7 × 13 × 13 × 17 × 17 × 31 × 31 × 1009 × 1009)

See below for interesting mathematical facts about the number 21073120812573921 from the Numbermatics database.


Names of 21073120812573921

  • Cardinal: 21073120812573921 can be written as Twenty-one quadrillion, seventy-three trillion, one hundred twenty billion, eight hundred twelve million, five hundred seventy-three thousand, nine hundred twenty-one.

Scientific notation

  • Scientific notation: 2.1073120812573921 × 1016

Factors of 21073120812573921

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 12
  • Sum of prime factors: 1080

Divisors of 21073120812573921

Bases of 21073120812573921

  • Binary: 10010101101110111100100010010000101011110100100111000012
  • Hexadecimal: 0x4ADDE44857A4E1
  • Base-36: 5RHSQ1ZY869

Squares and roots of 21073120812573921

  • 21073120812573921 squared (210731208125739212) is 444076420781336152483417089314241
  • 21073120812573921 cubed (210731208125739213) is 9358076065140508959557547375673830044400010508961
  • 21073120812573921 is a perfect square number. Its square root is 145165839
  • The cube root of 21073120812573921 is 276212.2606324897

Scales and comparisons

How big is 21073120812573921?
  • 21,073,120,812,573,921 seconds is equal to 670,060,058 years, 20 weeks, 4 days, 15 hours, 25 minutes, 21 seconds.
  • To count from 1 to 21,073,120,812,573,921 would take you about two billion, ten million, one hundred eighty thousand, one hundred seventy-five 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 21073120812573921 cubic inches would be around 23017.7 feet tall.

Recreational maths with 21073120812573921

  • 21073120812573921 backwards is 12937521802137012
  • The number of decimal digits it has is: 17
  • The sum of 21073120812573921's digits is 54
  • More coming soon!

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"Number 21073120812573921 - Facts about the integer". Numbermatics.com. 2024. Web. 8 June 2024.

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Numbermatics. (2024). Number 21073120812573921 - Facts about the integer. Retrieved 8 June 2024, from https://numbermatics.com/n/21073120812573921/

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Numbermatics. 2024. "Number 21073120812573921 - Facts about the integer". https://numbermatics.com/n/21073120812573921/

The information we have on file for 21073120812573921 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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