138506

138,506 is an even composite number composed of three prime numbers multiplied together.

What does the number 138506 look like?

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

138506 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 138506:

2 × 23 × 3011

See below for interesting mathematical facts about the number 138506 from the Numbermatics database.


Names of 138506

  • Cardinal: 138506 can be written as One hundred thirty-eight thousand, five hundred six.

Scientific notation

  • Scientific notation: 1.38506 × 105

Factors of 138506

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 3036

Divisors of 138506

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 216864
  • Sum of proper divisors (its aliquot sum) s(n): 78358
  • 138506 is a deficient number, because the sum of its proper divisors (78358) is less than itself. Its deficiency is 60148

Bases of 138506

  • Binary: 1000011101000010102
  • Hexadecimal: 0x21D0A
  • Base-36: 2YVE

Squares and roots of 138506

  • 138506 squared (1385062) is 19183912036
  • 138506 cubed (1385063) is 2657086920458216
  • The square root of 138506 is 372.1639423695
  • The cube root of 138506 is 51.7395756423

Scales and comparisons

How big is 138506?
  • 138,506 seconds is equal to 1 day, 14 hours, 28 minutes, 26 seconds.
  • To count from 1 to 138,506 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 138506 cubic inches would be around 4.3 feet tall.

Recreational maths with 138506

  • 138506 backwards is 605831
  • 138506 is a Harshad number.
  • The number of decimal digits it has is: 6
  • The sum of 138506's digits is 23
  • More coming soon!

Link to this page

HTML: To link to this page, just copy and paste the link below into your blog, web page or email.

BBCODE: To link to this page in a forum post or comment box, just copy and paste the link code below:

Cite this page

MLA style:
"Number 138506 - Facts about the integer". Numbermatics.com. 2022. Web. 25 May 2022.

APA style:
Numbermatics. (2022). Number 138506 - Facts about the integer. Retrieved 25 May 2022, from https://numbermatics.com/n/138506/

Chicago style:
Numbermatics. 2022. "Number 138506 - Facts about the integer". https://numbermatics.com/n/138506/

The information we have on file for 138506 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 138506, math, Factors of 138506, curriculum, school, college, exams, university, Prime factorization of 138506, STEM, science, technology, engineering, physics, economics, calculator, one hundred thirty-eight thousand, five hundred six.

Oh no. Javascript is switched off in your browser.
Some bits of this website may not work unless you switch it on.