21121121276006400

21,121,121,276,006,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21121121276006400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 3120 divisors.

21121121276006400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three thousand, one hundred twenty divisors.

Prime factorization of 21121121276006400:

212 × 34 × 52 × 11 × 31 × 53 × 140897

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 5 × 11 × 31 × 53 × 140897)

See below for interesting mathematical facts about the number 21121121276006400 from the Numbermatics database.


Names of 21121121276006400

  • Cardinal: 21121121276006400 can be written as Twenty-one quadrillion, one hundred twenty-one trillion, one hundred twenty-one billion, two hundred seventy-six million, six thousand, four hundred.

Scientific notation

  • Scientific notation: 2.11211212760064 × 1016

Factors of 21121121276006400

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 22
  • Sum of prime factors: 141002

Divisors of 21121121276006400

Bases of 21121121276006400

  • Binary: 10010110000100110001100010000101110101000010000000000002
  • Hexadecimal: 0x4B098C42EA1000
  • Base-36: 5RYT95WJK00

Squares and roots of 21121121276006400

  • 21121121276006400 squared (211211212760064002) is 446101763955770218528332840960000
  • 21121121276006400 cubed (211211212760064003) is 9422169457950203336815257105408361595142144000000
  • The square root of 21121121276006400 is 145331074.7087710765
  • The cube root of 21121121276006400 is 276421.8208384787

Scales and comparisons

How big is 21121121276006400?
  • 21,121,121,276,006,400 seconds is equal to 671,586,324 years, 34 weeks, 2 days.
  • To count from 1 to 21,121,121,276,006,400 would take you about two billion, fourteen million, seven hundred fifty-eight thousand, nine hundred seventy-three 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 21121121276006400 cubic inches would be around 23035.2 feet tall.

Recreational maths with 21121121276006400

  • 21121121276006400 backwards is 00460067212112112
  • 21121121276006400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21121121276006400's digits is 36
  • More coming soon!

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"Number 21121121276006400 - Facts about the integer". Numbermatics.com. 2024. Web. 16 May 2024.

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Numbermatics. (2024). Number 21121121276006400 - Facts about the integer. Retrieved 16 May 2024, from https://numbermatics.com/n/21121121276006400/

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Numbermatics. 2024. "Number 21121121276006400 - Facts about the integer". https://numbermatics.com/n/21121121276006400/

The information we have on file for 21121121276006400 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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