138880

138,880 is an even composite number composed of four prime numbers multiplied together.

What does the number 138880 look like?

This visualization shows the relationship between its 4 prime factors (large circles) and 64 divisors.

138880 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty-four divisors.

Prime factorization of 138880:

27 × 5 × 7 × 31

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 31)

See below for interesting mathematical facts about the number 138880 from the Numbermatics database.


Names of 138880

  • Cardinal: 138880 can be written as One hundred thirty-eight thousand, eight hundred eighty.

Scientific notation

  • Scientific notation: 1.3888 × 105

Factors of 138880

  • Number of distinct prime factors ω(n): 4
  • Total number of prime factors Ω(n): 10
  • Sum of prime factors: 45

Divisors of 138880

Bases of 138880

  • Binary: 1000011110100000002
  • Hexadecimal: 0x21E80
  • Base-36: 2Z5S

Squares and roots of 138880

  • 138880 squared (1388802) is 19287654400
  • 138880 cubed (1388803) is 2678669443072000
  • The square root of 138880 is 372.6660703633
  • The cube root of 138880 is 51.7861036153

Scales and comparisons

How big is 138880?
  • 138,880 seconds is equal to 1 day, 14 hours, 34 minutes, 40 seconds.
  • To count from 1 to 138,880 would take you about fourteen 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 138880 cubic inches would be around 4.3 feet tall.

Recreational maths with 138880

  • 138880 backwards is 088831
  • 138880 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 138880's digits is 28
  • More coming soon!

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"Number 138880 - Facts about the integer". Numbermatics.com. 2024. Web. 19 March 2024.

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Numbermatics. (2024). Number 138880 - Facts about the integer. Retrieved 19 March 2024, from https://numbermatics.com/n/138880/

Chicago style:
Numbermatics. 2024. "Number 138880 - Facts about the integer". https://numbermatics.com/n/138880/

The information we have on file for 138880 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 138880, math, Factors of 138880, curriculum, school, college, exams, university, Prime factorization of 138880, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight thousand, eight hundred eighty.

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