21600

21,600 is an even composite number composed of three prime numbers multiplied together.

What does the number 21600 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 72 divisors.

21600 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of seventy-two divisors.

Prime factorization of 21600:

25 × 33 × 52

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5)

See below for interesting mathematical facts about the number 21600 from the Numbermatics database.


Names of 21600

  • Cardinal: 21600 can be written as Twenty-one thousand, six hundred.

Scientific notation

  • Scientific notation: 2.16 × 104

Factors of 21600

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 10
  • Sum of prime factors: 10

Divisors of 21600

Bases of 21600

  • Binary: 1010100011000002
  • Hexadecimal: 0x5460
  • Base-36: GO0

Squares and roots of 21600

  • 21600 squared (216002) is 466560000
  • 21600 cubed (216003) is 10077696000000
  • The square root of 21600 is 146.9693845669
  • The cube root of 21600 is 27.8495330017

Scales and comparisons

How big is 21600?
  • 21,600 seconds is equal to 6 hours.
  • To count from 1 to 21,600 would take you about six 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 21600 cubic inches would be around 2.3 feet tall.

Recreational maths with 21600

  • 21600 backwards is 00612
  • 21600 is a Harshad number.
  • The number of decimal digits it has is: 5
  • The sum of 21600's digits is 9
  • 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 21600 - Facts about the integer". Numbermatics.com. 2020. Web. 19 February 2020.

APA style:
Numbermatics. (2020). Number 21600 - Facts about the integer. Retrieved 19 February 2020, from https://numbermatics.com/n/21600/

Chicago style:
Numbermatics. 2020. "Number 21600 - Facts about the integer". https://numbermatics.com/n/21600/

The information we have on file for 21600 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 21600, math, Factors of 21600, curriculum, school, college, exams, university, Prime factorization of 21600, STEM, science, technology, engineering, physics, economics, calculator, twenty-one thousand, six hundred.