21402811264074240

21,402,811,264,074,240 is an even composite number composed of eleven prime numbers multiplied together.

What does the number 21402811264074240 look like?

This visualization shows the relationship between its 11 prime factors (large circles) and 15360 divisors.

21402811264074240 is an even composite number. It is composed of eleven distinct prime numbers multiplied together. It has a total of fifteen thousand, three hundred sixty divisors.

Prime factorization of 21402811264074240:

29 × 3 × 5 × 72 × 11 × 13 × 17 × 31 × 41 × 79 × 233

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 7 × 7 × 11 × 13 × 17 × 31 × 41 × 79 × 233)

See below for interesting mathematical facts about the number 21402811264074240 from the Numbermatics database.


Names of 21402811264074240

  • Cardinal: 21402811264074240 can be written as Twenty-one quadrillion, four hundred two trillion, eight hundred eleven billion, two hundred sixty-four million, seventy-four thousand, two hundred forty.

Scientific notation

  • Scientific notation: 2.140281126407424 × 1016

Factors of 21402811264074240

  • Number of distinct prime factors ω(n): 11
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 442

Divisors of 21402811264074240

Bases of 21402811264074240

  • Binary: 10011000000100110111110010100101001011100000010000000002
  • Hexadecimal: 0x4C09BE52970200
  • Base-36: 5UQNVRAF2TC

Squares and roots of 21402811264074240

  • 21402811264074240 squared (214028112640742402) is 458080330005583167112484231577600
  • 21402811264074240 cubed (214028112640742403) is 9804206846894340475663486360957872599438721024000
  • The square root of 21402811264074240 is 146296996.7705223947
  • The cube root of 21402811264074240 is 277645.2666429145

Scales and comparisons

How big is 21402811264074240?
  • 21,402,811,264,074,240 seconds is equal to 680,543,194 years, 49 weeks, 4 days, 19 hours, 44 minutes.
  • To count from 1 to 21,402,811,264,074,240 would take you about two billion, forty-one million, six hundred twenty-nine thousand, five hundred eighty-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 21402811264074240 cubic inches would be around 23137.1 feet tall.

Recreational maths with 21402811264074240

  • 21402811264074240 backwards is 04247046211820412
  • 21402811264074240 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21402811264074240's digits is 48
  • More coming soon!

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"Number 21402811264074240 - Facts about the integer". Numbermatics.com. 2024. Web. 22 September 2024.

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Numbermatics. (2024). Number 21402811264074240 - Facts about the integer. Retrieved 22 September 2024, from https://numbermatics.com/n/21402811264074240/

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The information we have on file for 21402811264074240 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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