138991807021587520

138,991,807,021,587,520 is an even composite number composed of nine prime numbers multiplied together.

What does the number 138991807021587520 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 8064 divisors.

138991807021587520 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of eight thousand and sixty-four divisors.

Prime factorization of 138991807021587520:

26 × 5 × 73 × 112 × 13 × 19 × 292 × 83 × 607

(2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 7 × 11 × 11 × 13 × 19 × 29 × 29 × 83 × 607)

See below for interesting mathematical facts about the number 138991807021587520 from the Numbermatics database.


Names of 138991807021587520

  • Cardinal: 138991807021587520 can be written as One hundred thirty-eight quadrillion, nine hundred ninety-one trillion, eight hundred seven billion, twenty-one million, five hundred eighty-seven thousand, five hundred twenty.

Scientific notation

  • Scientific notation: 1.3899180702158752 × 1017

Factors of 138991807021587520

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 776

Divisors of 138991807021587520

Bases of 138991807021587520

  • Binary: 1111011011100110001001111111001000011011000011100010000002
  • Hexadecimal: 0x1EDCC4FE4361C40
  • Base-36: 120KHENQJIV4

Squares and roots of 138991807021587520

  • 138991807021587520 squared (1389918070215875202) is 19318722419126225827363301019750400
  • 138991807021587520 cubed (1389918070215875203) is 2685144138382808795432631036792772593002682155008000
  • The square root of 138991807021587520 is 372816049.8444072081
  • The cube root of 138991807021587520 is 517999.9689698351

Scales and comparisons

How big is 138991807021587520?
  • 138,991,807,021,587,520 seconds is equal to 4,419,509,533 years, 20 weeks, 5 days, 6 hours, 18 minutes, 40 seconds.
  • To count from 1 to 138,991,807,021,587,520 would take you about thirteen billion, two hundred fifty-eight million, five hundred twenty-eight thousand, six hundred 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 138991807021587520 cubic inches would be around 43166.7 feet tall.

Recreational maths with 138991807021587520

  • 138991807021587520 backwards is 025785120708199831
  • 138991807021587520 is a Harshad number.
  • The number of decimal digits it has is: 18
  • The sum of 138991807021587520's digits is 76
  • More coming soon!

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"Number 138991807021587520 - Facts about the integer". Numbermatics.com. 2024. Web. 16 May 2024.

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Numbermatics. (2024). Number 138991807021587520 - Facts about the integer. Retrieved 16 May 2024, from https://numbermatics.com/n/138991807021587520/

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The information we have on file for 138991807021587520 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!

Keywords: Divisors of 138991807021587520, math, Factors of 138991807021587520, curriculum, school, college, exams, university, Prime factorization of 138991807021587520, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight quadrillion, nine hundred ninety-one trillion, eight hundred seven billion, twenty-one million, five hundred eighty-seven thousand, five hundred twenty.

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