18139

18,139 is an odd composite number composed of three prime numbers multiplied together.

What does the number 18139 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

18139 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 18139:

11 × 17 × 97

See below for interesting mathematical facts about the number 18139 from the Numbermatics database.


Names of 18139

  • Cardinal: 18139 can be written as Eighteen thousand, one hundred thirty-nine.

Scientific notation

  • Scientific notation: 1.8139 × 104

Factors of 18139

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 125

Divisors of 18139

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 21168
  • Sum of proper divisors (its aliquot sum) s(n): 3029
  • 18139 is a deficient number, because the sum of its proper divisors (3029) is less than itself. Its deficiency is 15110

Bases of 18139

  • Binary: 1000110110110112
  • Hexadecimal: 0x46DB
  • Base-36: DZV

Squares and roots of 18139

  • 18139 squared (181392) is 329023321
  • 18139 cubed (181393) is 5968154019619
  • The square root of 18139 is 134.6811048365
  • The cube root of 18139 is 26.2747008613

Scales and comparisons

How big is 18139?
  • 18,139 seconds is equal to 5 hours, 2 minutes, 19 seconds.
  • To count from 1 to 18,139 would take you about five hours.

    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 18139 cubic inches would be around 2.2 feet tall.

Recreational maths with 18139

  • 18139 backwards is 93181
  • The number of decimal digits it has is: 5
  • The sum of 18139's digits is 22
  • More coming soon!

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"Number 18139 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 18139 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/18139/

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The information we have on file for 18139 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 18139, math, Factors of 18139, curriculum, school, college, exams, university, Prime factorization of 18139, STEM, science, technology, engineering, physics, economics, calculator, eighteen thousand, one hundred thirty-nine.

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