640389005647872000

640,389,005,647,872,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 640389005647872000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 7344 divisors.

640389005647872000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of seven thousand, three hundred forty-four divisors.

Prime factorization of 640389005647872000:

216 × 3 × 53 × 132 × 372 × 412 × 67

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 13 × 13 × 37 × 37 × 41 × 41 × 67)

See below for interesting mathematical facts about the number 640389005647872000 from the Numbermatics database.


Names of 640389005647872000

  • Cardinal: 640389005647872000 can be written as Six hundred forty quadrillion, three hundred eighty-nine trillion, five billion, six hundred forty-seven million, eight hundred seventy-two thousand.

Scientific notation

  • Scientific notation: 6.40389005647872 × 1017

Factors of 640389005647872000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 27
  • Sum of prime factors: 168

Divisors of 640389005647872000

Bases of 640389005647872000

  • Binary: 1000111000110001111001101000010111111011010100000000000000002
  • Hexadecimal: 0x8E31E685FB50000
  • Base-36: 4V5IYFUGLGQO

Squares and roots of 640389005647872000

  • 640389005647872000 squared (6403890056478720002) is 410098078554670236314458128384000000
  • 640389005647872000 cubed (6403890056478720003) is 262622300743728173085902023291512634472398848000000000
  • The square root of 640389005647872000 is 800243091.5964673293
  • The cube root of 640389005647872000 is 861948.4421621853

Scales and comparisons

How big is 640389005647872000?
  • 640,389,005,647,872,000 seconds is equal to 20,362,389,526 years, 18 weeks, 1 day, 2 hours, 40 minutes.
  • To count from 1 to 640,389,005,647,872,000 would take you about sixty-one billion, eighty-seven million, one hundred sixty-eight thousand, five hundred seventy-nine 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 640389005647872000 cubic inches would be around 71829 feet tall.

Recreational maths with 640389005647872000

  • 640389005647872000 backwards is 000278746500983046
  • The number of decimal digits it has is: 18
  • The sum of 640389005647872000's digits is 69
  • 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 640389005647872000 - Facts about the integer". Numbermatics.com. 2024. Web. 19 June 2024.

APA style:
Numbermatics. (2024). Number 640389005647872000 - Facts about the integer. Retrieved 19 June 2024, from https://numbermatics.com/n/640389005647872000/

Chicago style:
Numbermatics. 2024. "Number 640389005647872000 - Facts about the integer". https://numbermatics.com/n/640389005647872000/

The information we have on file for 640389005647872000 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 640389005647872000, math, Factors of 640389005647872000, curriculum, school, college, exams, university, Prime factorization of 640389005647872000, STEM, science, technology, engineering, physics, economics, calculator, six hundred forty quadrillion, three hundred eighty-nine trillion, five billion, six hundred forty-seven million, eight hundred seventy-two thousand.

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