21279839857920

21,279,839,857,920 is an even composite number composed of six prime numbers multiplied together.

What does the number 21279839857920 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 2016 divisors.

21279839857920 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand and sixteen divisors.

Prime factorization of 21279839857920:

28 × 36 × 5 × 73 × 17 × 3911

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 17 × 3911)

See below for interesting mathematical facts about the number 21279839857920 from the Numbermatics database.


Names of 21279839857920

  • Cardinal: 21279839857920 can be written as Twenty-one trillion, two hundred seventy-nine billion, eight hundred thirty-nine million, eight hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

  • Scientific notation: 2.127983985792 × 1013

Factors of 21279839857920

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 3945

Divisors of 21279839857920

Bases of 21279839857920

  • Binary: 1001101011010100110010100101110101101000000002
  • Hexadecimal: 0x135A994BAD00
  • Base-36: 7JJTN8000

Squares and roots of 21279839857920

  • 21279839857920 squared (212798398579202) is 452831584378720685786726400
  • 21279839857920 cubed (212798398579203) is 9636183598187364089703176879197913088000
  • The square root of 21279839857920 is 4613007.6802363985
  • The cube root of 21279839857920 is 27711.2501309403

Scales and comparisons

How big is 21279839857920?
  • 21,279,839,857,920 seconds is equal to 676,633 years, 4 weeks, 2 days, 19 hours, 12 minutes.
  • To count from 1 to 21,279,839,857,920 would take you about one million, six hundred ninety-one thousand, five hundred eighty-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 21279839857920 cubic inches would be around 2309.3 feet tall.

Recreational maths with 21279839857920

  • 21279839857920 backwards is 02975893897212
  • 21279839857920 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21279839857920's digits is 72
  • More coming soon!

Copy this link to share with anyone:


Share this page on social media:

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 21279839857920 - Facts about the integer". Numbermatics.com. 2024. Web. 4 May 2024.

APA style:
Numbermatics. (2024). Number 21279839857920 - Facts about the integer. Retrieved 4 May 2024, from https://numbermatics.com/n/21279839857920/

Chicago style:
Numbermatics. 2024. "Number 21279839857920 - Facts about the integer". https://numbermatics.com/n/21279839857920/

The information we have on file for 21279839857920 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 21279839857920, math, Factors of 21279839857920, curriculum, school, college, exams, university, Prime factorization of 21279839857920, STEM, science, technology, engineering, physics, economics, calculator, twenty-one trillion, two hundred seventy-nine billion, eight hundred thirty-nine million, eight hundred fifty-seven thousand, nine hundred twenty.

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