138987242141579520

138,987,242,141,579,520 is an even composite number composed of six prime numbers multiplied together.

What does the number 138987242141579520 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 1728 divisors.

138987242141579520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, seven hundred twenty-eight divisors.

Prime factorization of 138987242141579520:

28 × 3 × 5 × 132 × 313 × 1933

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 13 × 31 × 31 × 31 × 193 × 193 × 193)

See below for interesting mathematical facts about the number 138987242141579520 from the Numbermatics database.


Names of 138987242141579520

  • Cardinal: 138987242141579520 can be written as One hundred thirty-eight quadrillion, nine hundred eighty-seven trillion, two hundred forty-two billion, one hundred forty-one million, five hundred seventy-nine thousand, five hundred twenty.

Scientific notation

  • Scientific notation: 1.3898724214157952 × 1017

Factors of 138987242141579520

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 247

Divisors of 138987242141579520

Bases of 138987242141579520

  • Binary: 1111011011100100000101001000011000010100011111001000000002
  • Hexadecimal: 0x1EDC8290C28F900
  • Base-36: 120IV5KYUI2O

Squares and roots of 138987242141579520

  • 138987242141579520 squared (1389872421415795202) is 19317453478122058037012440483430400
  • 138987242141579520 cubed (1389872421415795203) is 2684879584122447976983144500773501552629443985408000
  • The square root of 138987242141579520 is 372809927.6328079759
  • The cube root of 138987242141579520 is 517994.2980514301

Scales and comparisons

How big is 138987242141579520?
  • 138,987,242,141,579,520 seconds is equal to 4,419,364,384 years, 17 weeks, 2 days, 21 hours, 52 minutes.
  • To count from 1 to 138,987,242,141,579,520 would take you about thirteen billion, two hundred fifty-eight million, ninety-three thousand, one hundred fifty-three 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 138987242141579520 cubic inches would be around 43166.2 feet tall.

Recreational maths with 138987242141579520

  • 138987242141579520 backwards is 025975141242789831
  • 138987242141579520 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 138987242141579520's digits is 78
  • More coming soon!

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"Number 138987242141579520 - Facts about the integer". Numbermatics.com. 2024. Web. 6 June 2024.

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Numbermatics. (2024). Number 138987242141579520 - Facts about the integer. Retrieved 6 June 2024, from https://numbermatics.com/n/138987242141579520/

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Numbermatics. 2024. "Number 138987242141579520 - Facts about the integer". https://numbermatics.com/n/138987242141579520/

The information we have on file for 138987242141579520 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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