21275399394816000

21,275,399,394,816,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21275399394816000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 8424 divisors.

21275399394816000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight thousand, four hundred twenty-four divisors.

Prime factorization of 21275399394816000:

212 × 3 × 53 × 72 × 172 × 232 × 432

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 7 × 7 × 17 × 17 × 23 × 23 × 43 × 43)

See below for interesting mathematical facts about the number 21275399394816000 from the Numbermatics database.


Names of 21275399394816000

  • Cardinal: 21275399394816000 can be written as Twenty-one quadrillion, two hundred seventy-five trillion, three hundred ninety-nine billion, three hundred ninety-four million, eight hundred sixteen thousand.

Scientific notation

  • Scientific notation: 2.1275399394816 × 1016

Factors of 21275399394816000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 24
  • Sum of prime factors: 100

Divisors of 21275399394816000

Bases of 21275399394816000

  • Binary: 10010111001010111011100111011110110000111110000000000002
  • Hexadecimal: 0x4B95DCEF61F000
  • Base-36: 5THHZJX50QO

Squares and roots of 21275399394816000

  • 21275399394816000 squared (212753993948160002) is 452642619408937019047673856000000
  • 21275399394816000 cubed (212753993948160003) is 9630152511040827670668739420594945130496000000000
  • The square root of 21275399394816000 is 145860890.5595190723
  • The cube root of 21275399394816000 is 277093.2249513435

Scales and comparisons

How big is 21275399394816000?
  • 21,275,399,394,816,000 seconds is equal to 676,491,891 years, 32 weeks, 3 days, 2 hours, 40 minutes.
  • To count from 1 to 21,275,399,394,816,000 would take you about two billion, twenty-nine million, four hundred seventy-five thousand, six hundred seventy-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 21275399394816000 cubic inches would be around 23091.1 feet tall.

Recreational maths with 21275399394816000

  • 21275399394816000 backwards is 00061849399357212
  • 21275399394816000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21275399394816000's digits is 69
  • More coming soon!

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"Number 21275399394816000 - Facts about the integer". Numbermatics.com. 2024. Web. 6 June 2024.

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Numbermatics. (2024). Number 21275399394816000 - Facts about the integer. Retrieved 6 June 2024, from https://numbermatics.com/n/21275399394816000/

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The information we have on file for 21275399394816000 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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