21409742618381880

21,409,742,618,381,880 is an even composite number composed of eight prime numbers multiplied together.

What does the number 21409742618381880 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 3840 divisors.

21409742618381880 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of three thousand, eight hundred forty divisors.

Prime factorization of 21409742618381880:

23 × 35 × 5 × 74 × 31 × 43 × 127 × 5419

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 31 × 43 × 127 × 5419)

See below for interesting mathematical facts about the number 21409742618381880 from the Numbermatics database.


Names of 21409742618381880

  • Cardinal: 21409742618381880 can be written as Twenty-one quadrillion, four hundred nine trillion, seven hundred forty-two billion, six hundred eighteen million, three hundred eighty-one thousand, eight hundred eighty.

Scientific notation

  • Scientific notation: 2.140974261838188 × 1016

Factors of 21409742618381880

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 5637

Divisors of 21409742618381880

Bases of 21409742618381880

  • Binary: 10011000001000000001100001001111000000001001110001110002
  • Hexadecimal: 0x4C100C27804E38
  • Base-36: 5UT4BZ7T7I0

Squares and roots of 21409742618381880

  • 21409742618381880 squared (214097426183818802) is 458377078985357398946069512334400
  • 21409742618381880 cubed (214097426183818803) is 9813735283242203541100221005325805372829460672000
  • The square root of 21409742618381880 is 146320684.1782182211
  • The cube root of 21409742618381880 is 277675.2354475067

Scales and comparisons

How big is 21409742618381880?
  • 21,409,742,618,381,880 seconds is equal to 680,763,590 years, 30 weeks, 2 days, 18 minutes.
  • To count from 1 to 21,409,742,618,381,880 would take you about two billion, forty-two million, two hundred ninety thousand, seven hundred seventy-one 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 21409742618381880 cubic inches would be around 23139.6 feet tall.

Recreational maths with 21409742618381880

  • 21409742618381880 backwards is 08818381624790412
  • 21409742618381880 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21409742618381880's digits is 72
  • More coming soon!

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"Number 21409742618381880 - Facts about the integer". Numbermatics.com. 2024. Web. 27 June 2024.

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Numbermatics. (2024). Number 21409742618381880 - Facts about the integer. Retrieved 27 June 2024, from https://numbermatics.com/n/21409742618381880/

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Numbermatics. 2024. "Number 21409742618381880 - Facts about the integer". https://numbermatics.com/n/21409742618381880/

The information we have on file for 21409742618381880 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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