21440556638424000

21,440,556,638,424,000 is an even composite number composed of eight prime numbers multiplied together.

What does the number 21440556638424000 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 13440 divisors.

21440556638424000 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of thirteen thousand, four hundred forty divisors.

Prime factorization of 21440556638424000:

26 × 39 × 53 × 72 × 11 × 29 × 31 × 281

(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 7 × 7 × 11 × 29 × 31 × 281)

See below for interesting mathematical facts about the number 21440556638424000 from the Numbermatics database.


Names of 21440556638424000

  • Cardinal: 21440556638424000 can be written as Twenty-one quadrillion, four hundred forty trillion, five hundred fifty-six billion, six hundred thirty-eight million, four hundred twenty-four thousand.

Scientific notation

  • Scientific notation: 2.1440556638424 × 1016

Factors of 21440556638424000

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 24
  • Sum of prime factors: 369

Divisors of 21440556638424000

Bases of 21440556638424000

  • Binary: 10011000010110000010010100110100011100001001011110000002
  • Hexadecimal: 0x4C2C129A384BC0
  • Base-36: 5V41JQRR000

Squares and roots of 21440556638424000

  • 21440556638424000 squared (214405566384240002) is 459697468965467455073203776000000
  • 21440556638424000 cubed (214405566384240003) is 9856169619894263963484104196394503489024000000000
  • The square root of 21440556638424000 is 146425942.5048170895
  • The cube root of 21440556638424000 is 277808.3864902371

Scales and comparisons

How big is 21440556638424000?
  • 21,440,556,638,424,000 seconds is equal to 681,743,381 years, 5 weeks, 3 days, 12 hours.
  • To count from 1 to 21,440,556,638,424,000 would take you about two billion, forty-five million, two hundred thirty thousand, one hundred forty-three 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 21440556638424000 cubic inches would be around 23150.7 feet tall.

Recreational maths with 21440556638424000

  • 21440556638424000 backwards is 00042483665504412
  • 21440556638424000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 21440556638424000's digits is 54
  • 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 21440556638424000 - Facts about the integer". Numbermatics.com. 2024. Web. 23 May 2024.

APA style:
Numbermatics. (2024). Number 21440556638424000 - Facts about the integer. Retrieved 23 May 2024, from https://numbermatics.com/n/21440556638424000/

Chicago style:
Numbermatics. 2024. "Number 21440556638424000 - Facts about the integer". https://numbermatics.com/n/21440556638424000/

The information we have on file for 21440556638424000 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 21440556638424000, math, Factors of 21440556638424000, curriculum, school, college, exams, university, Prime factorization of 21440556638424000, STEM, science, technology, engineering, physics, economics, calculator, twenty-one quadrillion, four hundred forty trillion, five hundred fifty-six billion, six hundred thirty-eight million, four hundred twenty-four thousand.

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