138709462791

138,709,462,791 is an odd composite number composed of three prime numbers multiplied together.

What does the number 138709462791 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 20 divisors.

138709462791 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of twenty divisors.

Prime factorization of 138709462791:

3 × 1314 × 157

(3 × 131 × 131 × 131 × 131 × 157)

See below for interesting mathematical facts about the number 138709462791 from the Numbermatics database.


Names of 138709462791

  • Cardinal: 138709462791 can be written as One hundred thirty-eight billion, seven hundred nine million, four hundred sixty-two thousand, seven hundred ninety-one.

Scientific notation

  • Scientific notation: 1.38709462791 × 1011

Factors of 138709462791

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 6
  • Sum of prime factors: 291

Divisors of 138709462791

Bases of 138709462791

  • Binary: 100000010010111011101001101111000001112
  • Hexadecimal: 0x204BBA6F07
  • Base-36: 1RQ016H3

Squares and roots of 138709462791

  • 138709462791 squared (1387094627912) is 19240315067767813509681
  • 138709462791 cubed (1387094627913) is 2668813766979656171448523787779671
  • The square root of 138709462791 is 372437.1930822699
  • The cube root of 138709462791 is 5176.4898078309

Scales and comparisons

How big is 138709462791?
  • 138,709,462,791 seconds is equal to 4,410 years, 27 weeks, 4 days, 14 hours, 19 minutes, 51 seconds.
  • To count from 1 to 138,709,462,791 would take you about eight thousand, eight hundred twenty-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 138709462791 cubic inches would be around 431.4 feet tall.

Recreational maths with 138709462791

  • 138709462791 backwards is 197264907831
  • The number of decimal digits it has is: 12
  • The sum of 138709462791's digits is 57
  • More coming soon!

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"Number 138709462791 - Facts about the integer". Numbermatics.com. 2024. Web. 9 May 2024.

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Numbermatics. (2024). Number 138709462791 - Facts about the integer. Retrieved 9 May 2024, from https://numbermatics.com/n/138709462791/

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Numbermatics. 2024. "Number 138709462791 - Facts about the integer". https://numbermatics.com/n/138709462791/

The information we have on file for 138709462791 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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