21213576820800000

21,213,576,820,800,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21213576820800000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 8640 divisors.

21213576820800000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight thousand, six hundred forty divisors.

Prime factorization of 21213576820800000:

29 × 33 × 55 × 72 × 132 × 19 × 3121

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 5 × 7 × 7 × 13 × 13 × 19 × 3121)

See below for interesting mathematical facts about the number 21213576820800000 from the Numbermatics database.


Names of 21213576820800000

  • Cardinal: 21213576820800000 can be written as Twenty-one quadrillion, two hundred thirteen trillion, five hundred seventy-six billion, eight hundred twenty million, eight hundred thousand.

Scientific notation

  • Scientific notation: 2.12135768208 × 1016

Factors of 21213576820800000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 23
  • Sum of prime factors: 3170

Divisors of 21213576820800000

Bases of 21213576820800000

  • Binary: 10010110101110110100010101111101101000110111010000000002
  • Hexadecimal: 0x4B5DA2BED1BA00
  • Base-36: 5SVL2NKS5C0

Squares and roots of 21213576820800000

  • 21213576820800000 squared (212135768208000002) is 450015841531983035312640000000000
  • 21213576820800000 cubed (212135768208000003) is 9546445624915681279767047785254912000000000000000
  • The square root of 21213576820800000 is 145648813.3175138505
  • The cube root of 21213576820800000 is 276824.5698130231

Scales and comparisons

How big is 21213576820800000?
  • 21,213,576,820,800,000 seconds is equal to 674,526,125 years.
  • To count from 1 to 21,213,576,820,800,000 would take you about two billion, twenty-three million, five hundred seventy-eight thousand, three 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 21213576820800000 cubic inches would be around 23068.7 feet tall.

Recreational maths with 21213576820800000

  • 21213576820800000 backwards is 00000802867531212
  • 21213576820800000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21213576820800000's digits is 45
  • More coming soon!

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"Number 21213576820800000 - Facts about the integer". Numbermatics.com. 2024. Web. 17 June 2024.

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Numbermatics. (2024). Number 21213576820800000 - Facts about the integer. Retrieved 17 June 2024, from https://numbermatics.com/n/21213576820800000/

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The information we have on file for 21213576820800000 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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