21720120392880

21,720,120,392,880 is an even composite number composed of seven prime numbers multiplied together.

What does the number 21720120392880 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 3600 divisors.

21720120392880 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three thousand, six hundred divisors.

Prime factorization of 21720120392880:

24 × 34 × 5 × 75 × 13 × 232 × 29

(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 7 × 7 × 7 × 13 × 23 × 23 × 29)

See below for interesting mathematical facts about the number 21720120392880 from the Numbermatics database.


Names of 21720120392880

  • Cardinal: 21720120392880 can be written as Twenty-one trillion, seven hundred twenty billion, one hundred twenty million, three hundred ninety-two thousand, eight hundred eighty.

Scientific notation

  • Scientific notation: 2.172012039288 × 1013

Factors of 21720120392880

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 82

Divisors of 21720120392880

Bases of 21720120392880

  • Binary: 1001111000001000111000000111101111100101100002
  • Hexadecimal: 0x13C11C0F7CB0
  • Base-36: 7P632VV00

Squares and roots of 21720120392880

  • 21720120392880 squared (217201203928802) is 471763629881201645554694400
  • 21720120392880 cubed (217201203928803) is 10246762838001780393371931436856335872000
  • The square root of 21720120392880 is 4660484.9954570177
  • The cube root of 21720120392880 is 27901.0625498903

Scales and comparisons

How big is 21720120392880?
  • 21,720,120,392,880 seconds is equal to 690,632 years, 33 weeks, 3 days, 7 hours, 48 minutes.
  • To count from 1 to 21,720,120,392,880 would take you about one million, seven hundred twenty-six thousand, five hundred eighty-one 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 21720120392880 cubic inches would be around 2325.1 feet tall.

Recreational maths with 21720120392880

  • 21720120392880 backwards is 08829302102712
  • 21720120392880 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21720120392880's digits is 45
  • More coming soon!

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"Number 21720120392880 - Facts about the integer". Numbermatics.com. 2024. Web. 4 June 2024.

APA style:
Numbermatics. (2024). Number 21720120392880 - Facts about the integer. Retrieved 4 June 2024, from https://numbermatics.com/n/21720120392880/

Chicago style:
Numbermatics. 2024. "Number 21720120392880 - Facts about the integer". https://numbermatics.com/n/21720120392880/

The information we have on file for 21720120392880 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 21720120392880, math, Factors of 21720120392880, curriculum, school, college, exams, university, Prime factorization of 21720120392880, STEM, science, technology, engineering, physics, economics, calculator, twenty-one trillion, seven hundred twenty billion, one hundred twenty million, three hundred ninety-two thousand, eight hundred eighty.

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