138492996789420

138,492,996,789,420 is an even composite number composed of seven prime numbers multiplied together.

What does the number 138492996789420 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 2880 divisors.

138492996789420 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, eight hundred eighty divisors.

Prime factorization of 138492996789420:

22 × 37 × 5 × 74 × 13 × 192 × 281

(2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 13 × 19 × 19 × 281)

See below for interesting mathematical facts about the number 138492996789420 from the Numbermatics database.


Names of 138492996789420

  • Cardinal: 138492996789420 can be written as One hundred thirty-eight trillion, four hundred ninety-two billion, nine hundred ninety-six million, seven hundred eighty-nine thousand, four hundred twenty.

Scientific notation

  • Scientific notation: 1.3849299678942 × 1014

Factors of 138492996789420

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 330

Divisors of 138492996789420

Bases of 138492996789420

  • Binary: 111110111110101011010011110000010100100101011002
  • Hexadecimal: 0x7DF569E0A4AC
  • Base-36: 1D3ASYI6R0

Squares and roots of 138492996789420

  • 138492996789420 squared (1384929967894202) is 19180310159714298427823936400
  • 138492996789420 cubed (1384929967894203) is 2656338633369392139589088177442226272888000
  • The square root of 138492996789420 is 11768304.7542719593
  • The cube root of 138492996789420 is 51737.9564545417

Scales and comparisons

How big is 138492996789420?
  • 138,492,996,789,420 seconds is equal to 4,403,648 years, 47 weeks, 2 days, 13 hours, 57 minutes.
  • To count from 1 to 138,492,996,789,420 would take you about eleven million, nine thousand, one hundred twenty-two 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 138492996789420 cubic inches would be around 4311.5 feet tall.

Recreational maths with 138492996789420

  • 138492996789420 backwards is 024987699294831
  • 138492996789420 is a Harshad number.
  • The number of decimal digits it has is: 15
  • The sum of 138492996789420's digits is 81
  • More coming soon!

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"Number 138492996789420 - Facts about the integer". Numbermatics.com. 2024. Web. 14 June 2024.

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Numbermatics. (2024). Number 138492996789420 - Facts about the integer. Retrieved 14 June 2024, from https://numbermatics.com/n/138492996789420/

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The information we have on file for 138492996789420 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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