138021842086128

138,021,842,086,128 is an even composite number composed of seven prime numbers multiplied together.

What does the number 138021842086128 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 1680 divisors.

138021842086128 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one thousand, six hundred eighty divisors.

Prime factorization of 138021842086128:

24 × 36 × 72 × 11 × 13 × 409 × 4129

(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 7 × 7 × 11 × 13 × 409 × 4129)

See below for interesting mathematical facts about the number 138021842086128 from the Numbermatics database.


Names of 138021842086128

  • Cardinal: 138021842086128 can be written as One hundred thirty-eight trillion, twenty-one billion, eight hundred forty-two million, eighty-six thousand, one hundred twenty-eight.

Scientific notation

  • Scientific notation: 1.38021842086128 × 1014

Factors of 138021842086128

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 4574

Divisors of 138021842086128

Bases of 138021842086128

  • Binary: 111110110000111101101101101111001101000111100002
  • Hexadecimal: 0x7D87B6DE68F0
  • Base-36: 1CXACX5R00

Squares and roots of 138021842086128

  • 138021842086128 squared (1380218420861282) is 19050028892848054422970032384
  • 138021842086128 cubed (1380218420861283) is 2629320079584849986057788211780894277169152
  • The square root of 138021842086128 is 11748269.7486109843
  • The cube root of 138021842086128 is 51679.2187624183

Scales and comparisons

How big is 138021842086128?
  • 138,021,842,086,128 seconds is equal to 4,388,667 years, 33 weeks, 5 days, 3 hours, 28 minutes, 48 seconds.
  • To count from 1 to 138,021,842,086,128 would take you about ten million, nine hundred seventy-one thousand, six hundred sixty-nine 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 138021842086128 cubic inches would be around 4306.6 feet tall.

Recreational maths with 138021842086128

  • 138021842086128 backwards is 821680248120831
  • 138021842086128 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 138021842086128's digits is 54
  • More coming soon!

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"Number 138021842086128 - Facts about the integer". Numbermatics.com. 2024. Web. 6 June 2024.

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Numbermatics. (2024). Number 138021842086128 - Facts about the integer. Retrieved 6 June 2024, from https://numbermatics.com/n/138021842086128/

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Numbermatics. 2024. "Number 138021842086128 - Facts about the integer". https://numbermatics.com/n/138021842086128/

The information we have on file for 138021842086128 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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