138969175121920

138,969,175,121,920 is an even composite number composed of seven prime numbers multiplied together.

What does the number 138969175121920 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 1344 divisors.

138969175121920 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, three hundred forty-four divisors.

Prime factorization of 138969175121920:

213 × 5 × 112 × 13 × 19 × 61 × 1861

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 11 × 11 × 13 × 19 × 61 × 1861)

See below for interesting mathematical facts about the number 138969175121920 from the Numbermatics database.


Names of 138969175121920

  • Cardinal: 138969175121920 can be written as One hundred thirty-eight trillion, nine hundred sixty-nine billion, one hundred seventy-five million, one hundred twenty-one thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 1.3896917512192 × 1014

Factors of 138969175121920

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 1972

Divisors of 138969175121920

Bases of 138969175121920

  • Binary: 111111001100100010010000101000101100000000000002
  • Hexadecimal: 0x7E6448516000
  • Base-36: 1D9DK2SFLS

Squares and roots of 138969175121920

  • 138969175121920 squared (1389691751219202) is 19312431634066868646864486400
  • 138969175121920 cubed (1389691751219203) is 2683832693784746295513556637232438181888000
  • The square root of 138969175121920 is 11788518.7840508615
  • The cube root of 138969175121920 is 51797.1852301345

Scales and comparisons

How big is 138969175121920?
  • 138,969,175,121,920 seconds is equal to 4,418,789 years, 47 weeks, 1 day, 20 hours, 58 minutes, 40 seconds.
  • To count from 1 to 138,969,175,121,920 would take you about eleven million, forty-six thousand, nine 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 138969175121920 cubic inches would be around 4316.4 feet tall.

Recreational maths with 138969175121920

  • 138969175121920 backwards is 029121571969831
  • 138969175121920 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 138969175121920's digits is 64
  • More coming soon!

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"Number 138969175121920 - Facts about the integer". Numbermatics.com. 2024. Web. 22 June 2024.

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Numbermatics. (2024). Number 138969175121920 - Facts about the integer. Retrieved 22 June 2024, from https://numbermatics.com/n/138969175121920/

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The information we have on file for 138969175121920 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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