21318618818400000

21,318,618,818,400,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 21318618818400000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 864 divisors.

21318618818400000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of eight hundred sixty-four divisors.

Prime factorization of 21318618818400000:

28 × 3 × 55 × 61 × 1741 × 83641

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 5 × 61 × 1741 × 83641)

See below for interesting mathematical facts about the number 21318618818400000 from the Numbermatics database.


Names of 21318618818400000

  • Cardinal: 21318618818400000 can be written as Twenty-one quadrillion, three hundred eighteen trillion, six hundred eighteen billion, eight hundred eighteen million, four hundred thousand.

Scientific notation

  • Scientific notation: 2.13186188184 × 1016

Factors of 21318618818400000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 85453

Divisors of 21318618818400000

Bases of 21318618818400000

  • Binary: 10010111011110100101011101111011100010111001111000000002
  • Hexadecimal: 0x4BBD2BBDC5CF00
  • Base-36: 5TWTIA61REO

Squares and roots of 21318618818400000

  • 21318618818400000 squared (213186188184000002) is 454483508324238612178560000000000
  • 21318618818400000 cubed (213186188184000003) is 9688960673213566326441748637013504000000000000000
  • The square root of 21318618818400000 is 146008968.2807189759
  • The cube root of 21318618818400000 is 277280.7296063807

Scales and comparisons

How big is 21318618818400000?
  • 21,318,618,818,400,000 seconds is equal to 677,866,135 years, 31 weeks, 4 days, 2 hours, 40 minutes.
  • To count from 1 to 21,318,618,818,400,000 would take you about two billion, thirty-three million, five hundred ninety-eight thousand, four hundred six 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 21318618818400000 cubic inches would be around 23106.7 feet tall.

Recreational maths with 21318618818400000

  • 21318618818400000 backwards is 00000481881681312
  • The number of decimal digits it has is: 17
  • The sum of 21318618818400000's digits is 51
  • 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 21318618818400000 - Facts about the integer". Numbermatics.com. 2024. Web. 18 June 2024.

APA style:
Numbermatics. (2024). Number 21318618818400000 - Facts about the integer. Retrieved 18 June 2024, from https://numbermatics.com/n/21318618818400000/

Chicago style:
Numbermatics. 2024. "Number 21318618818400000 - Facts about the integer". https://numbermatics.com/n/21318618818400000/

The information we have on file for 21318618818400000 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 21318618818400000, math, Factors of 21318618818400000, curriculum, school, college, exams, university, Prime factorization of 21318618818400000, STEM, science, technology, engineering, physics, economics, calculator, twenty-one quadrillion, three hundred eighteen trillion, six hundred eighteen billion, eight hundred eighteen million, four hundred thousand.

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