138235405843997280

138,235,405,843,997,280 is an even composite number composed of nine prime numbers multiplied together.

What does the number 138235405843997280 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 3456 divisors.

138235405843997280 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of three thousand, four hundred fifty-six divisors.

Prime factorization of 138235405843997280:

25 × 32 × 5 × 7 × 13 × 43 × 97 × 103 × 15672

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 13 × 43 × 97 × 103 × 1567 × 1567)

See below for interesting mathematical facts about the number 138235405843997280 from the Numbermatics database.


Names of 138235405843997280

  • Cardinal: 138235405843997280 can be written as One hundred thirty-eight quadrillion, two hundred thirty-five trillion, four hundred five billion, eight hundred forty-three million, nine hundred ninety-seven thousand, two hundred eighty.

Scientific notation

  • Scientific notation: 1.3823540584399728 × 1017

Factors of 138235405843997280

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 15
  • Sum of prime factors: 1840

Divisors of 138235405843997280

Bases of 138235405843997280

  • Binary: 1111010110001110001011110100001001011011010100010011000002
  • Hexadecimal: 0x1EB1C5E84B6A260
  • Base-36: 11T4D0R73RS0

Squares and roots of 138235405843997280

  • 138235405843997280 squared (1382354058439972802) is 19109027428854637351728208647398400
  • 138235405843997280 cubed (1382354058439972803) is 2641544161911796653842983812542631418028728676352000
  • The square root of 138235405843997280 is 371800223.0284394007
  • The cube root of 138235405843997280 is 517058.5976454351

Scales and comparisons

How big is 138235405843997280?
  • 138,235,405,843,997,280 seconds is equal to 4,395,458,315 years, 34 weeks, 2 hours, 48 minutes.
  • To count from 1 to 138,235,405,843,997,280 would take you about thirteen billion, one hundred eighty-six million, three hundred seventy-four thousand, nine hundred forty-six 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 138235405843997280 cubic inches would be around 43088.2 feet tall.

Recreational maths with 138235405843997280

  • 138235405843997280 backwards is 082799348504532831
  • The number of decimal digits it has is: 18
  • The sum of 138235405843997280's digits is 81
  • More coming soon!

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"Number 138235405843997280 - Facts about the integer". Numbermatics.com. 2024. Web. 14 May 2024.

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Numbermatics. (2024). Number 138235405843997280 - Facts about the integer. Retrieved 14 May 2024, from https://numbermatics.com/n/138235405843997280/

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The information we have on file for 138235405843997280 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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