1,138,320,121 is an odd composite number. It is composed of a single prime number multiplied by itself.

What does the number 1138320121 look like?

This visualization shows the relationship between its 1 prime factors (large circles) and 3 divisors.

1138320121 is an odd composite number. It has a total of three divisors.

Prime factorization of 1138320121:


(33739 × 33739)

See below for interesting mathematical facts about the number 1138320121 from the Numbermatics database.

Names of 1138320121

  • Cardinal: 1138320121 can be written as One billion, one hundred thirty-eight million, three hundred twenty thousand, one hundred twenty-one.

Scientific notation

  • Scientific notation: 1.138320121 × 109

Factors of 1138320121

  • Number of distinct prime factors ω(n): 1
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 33739

Divisors of 1138320121

  • Number of divisors d(n): 3
  • Complete list of divisors:
  • Sum of all divisors σ(n): 1138353861
  • Sum of proper divisors (its aliquot sum) s(n): 33740
  • 1138320121 is a deficient number, because the sum of its proper divisors (33740) is less than itself. Its deficiency is 1138286381

Bases of 1138320121

  • Binary: 10000111101100101100010111110012
  • Hexadecimal: 0x43D962F9
  • Base-36: ITQ5FD

Squares and roots of 1138320121

  • 1138320121 squared (11383201212) is 1295772697873454641
  • 1138320121 cubed (11383201213) is 1475004134231807329631131561
  • 1138320121 is a perfect square number. Its square root is 33739
  • The cube root of 1138320121 is 1044.1305531137

Scales and comparisons

How big is 1138320121?
  • 1,138,320,121 seconds is equal to 36 years, 10 weeks, 1 day, 2 minutes, 1 second.
  • To count from 1 to 1,138,320,121 would take you about seventy-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 1138320121 cubic inches would be around 87 feet tall.

Recreational maths with 1138320121

  • 1138320121 backwards is 1210238311
  • The number of decimal digits it has is: 10
  • The sum of 1138320121's digits is 22
  • More coming soon!

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"Number 1138320121 - Facts about the integer". Numbermatics.com. 2022. Web. 11 August 2022.

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Numbermatics. (2022). Number 1138320121 - Facts about the integer. Retrieved 11 August 2022, from https://numbermatics.com/n/1138320121/

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The information we have on file for 1138320121 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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