138942115898015808

138,942,115,898,015,808 is an even composite number composed of six prime numbers multiplied together.

What does the number 138942115898015808 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 5376 divisors.

138942115898015808 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five thousand, three hundred seventy-six divisors.

Prime factorization of 138942115898015808:

26 × 33 × 73 × 193 × 233 × 532

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 7 × 7 × 7 × 19 × 19 × 19 × 23 × 23 × 23 × 53 × 53)

See below for interesting mathematical facts about the number 138942115898015808 from the Numbermatics database.


Names of 138942115898015808

  • Cardinal: 138942115898015808 can be written as One hundred thirty-eight quadrillion, nine hundred forty-two trillion, one hundred fifteen billion, eight hundred ninety-eight million, fifteen thousand, eight hundred eight.

Scientific notation

  • Scientific notation: 1.38942115898015808 × 1017

Factors of 138942115898015808

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 107

Divisors of 138942115898015808

Bases of 138942115898015808

  • Binary: 1111011011001111100011110010001100111000101000000010000002
  • Hexadecimal: 0x1ED9F1E46714040
  • Base-36: 1202VAVEJYO0

Squares and roots of 138942115898015808

  • 138942115898015808 squared (1389421158980158082) is 19304911570217657140340231417892864
  • 138942115898015808 cubed (1389421158980158083) is 2682265260790128055521281685541085679213405922394112
  • The square root of 138942115898015808 is 372749400.9358241853
  • The cube root of 138942115898015808 is 517938.2313536039

Scales and comparisons

How big is 138942115898015808?
  • 138,942,115,898,015,808 seconds is equal to 4,417,929,509 years, 19 weeks, 3 days, 5 hours, 16 minutes, 48 seconds.
  • To count from 1 to 138,942,115,898,015,808 would take you about thirteen billion, two hundred fifty-three million, seven hundred eighty-eight thousand, five hundred twenty-eight 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 138942115898015808 cubic inches would be around 43161.5 feet tall.

Recreational maths with 138942115898015808

  • 138942115898015808 backwards is 808510898511249831
  • The number of decimal digits it has is: 18
  • The sum of 138942115898015808's digits is 81
  • More coming soon!

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"Number 138942115898015808 - Facts about the integer". Numbermatics.com. 2024. Web. 21 May 2024.

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Numbermatics. (2024). Number 138942115898015808 - Facts about the integer. Retrieved 21 May 2024, from https://numbermatics.com/n/138942115898015808/

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The information we have on file for 138942115898015808 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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