21400718678943750

21,400,718,678,943,750 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21400718678943750 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 2160 divisors.

21400718678943750 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, one hundred sixty divisors.

Prime factorization of 21400718678943750:

2 × 34 × 55 × 17 × 192 × 1372 × 367

(2 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 5 × 17 × 19 × 19 × 137 × 137 × 367)

See below for interesting mathematical facts about the number 21400718678943750 from the Numbermatics database.


Names of 21400718678943750

  • Cardinal: 21400718678943750 can be written as Twenty-one quadrillion, four hundred trillion, seven hundred eighteen billion, six hundred seventy-eight million, nine hundred forty-three thousand, seven hundred fifty.

Scientific notation

  • Scientific notation: 2.140071867894375 × 1016

Factors of 21400718678943750

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 550

Divisors of 21400718678943750

Bases of 21400718678943750

  • Binary: 10011000000011111010111000110101100101111101000000001102
  • Hexadecimal: 0x4C07D71ACBE806
  • Base-36: 5UPX6FR9EDI

Squares and roots of 21400718678943750

  • 21400718678943750 squared (214007186789437502) is 457990759975291924189615664062500
  • 21400718678943750 cubed (214007186789437503) is 9801331411786873480233949708997666892333984375000
  • The square root of 21400718678943750 is 146289844.7567149139
  • The cube root of 21400718678943750 is 277636.2177492069

Scales and comparisons

How big is 21400718678943750?
  • 21,400,718,678,943,750 seconds is equal to 680,476,657 years, 11 weeks, 3 days, 12 hours, 22 minutes, 30 seconds.
  • To count from 1 to 21,400,718,678,943,750 would take you about two billion, forty-one million, four hundred twenty-nine thousand, nine 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 21400718678943750 cubic inches would be around 23136.4 feet tall.

Recreational maths with 21400718678943750

  • 21400718678943750 backwards is 05734987681700412
  • The number of decimal digits it has is: 17
  • The sum of 21400718678943750's digits is 72
  • More coming soon!

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"Number 21400718678943750 - Facts about the integer". Numbermatics.com. 2024. Web. 12 June 2024.

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Numbermatics. (2024). Number 21400718678943750 - Facts about the integer. Retrieved 12 June 2024, from https://numbermatics.com/n/21400718678943750/

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The information we have on file for 21400718678943750 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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