21438741961728

21,438,741,961,728 is an even composite number composed of six prime numbers multiplied together.

What does the number 21438741961728 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 1980 divisors.

21438741961728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, nine hundred eighty divisors.

Prime factorization of 21438741961728:

210 × 34 × 7 × 132 × 41 × 732

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 13 × 13 × 41 × 73 × 73)

See below for interesting mathematical facts about the number 21438741961728 from the Numbermatics database.


Names of 21438741961728

  • Cardinal: 21438741961728 can be written as Twenty-one trillion, four hundred thirty-eight billion, seven hundred forty-one million, nine hundred sixty-one thousand, seven hundred twenty-eight.

Scientific notation

  • Scientific notation: 2.1438741961728 × 1013

Factors of 21438741961728

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 139

Divisors of 21438741961728

Bases of 21438741961728

  • Binary: 1001101111111100110001001100101011100000000002
  • Hexadecimal: 0x137F98995C00
  • Base-36: 7LKTLFK00

Squares and roots of 21438741961728

  • 21438741961728 squared (214387419617282) is 459619656901556933816745984
  • 21438741961728 cubed (214387419617283) is 9853667224850434993471905459477625700352
  • The square root of 21438741961728 is 4630198.9116805771
  • The cube root of 21438741961728 is 27780.0548593163

Scales and comparisons

How big is 21438741961728?
  • 21,438,741,961,728 seconds is equal to 681,685 years, 35 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
  • To count from 1 to 21,438,741,961,728 would take you about one million, seven hundred four thousand, two hundred fourteen 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 21438741961728 cubic inches would be around 2315 feet tall.

Recreational maths with 21438741961728

  • 21438741961728 backwards is 82716914783412
  • 21438741961728 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21438741961728's digits is 63
  • More coming soon!

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"Number 21438741961728 - Facts about the integer". Numbermatics.com. 2024. Web. 21 September 2024.

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Numbermatics. (2024). Number 21438741961728 - Facts about the integer. Retrieved 21 September 2024, from https://numbermatics.com/n/21438741961728/

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Numbermatics. 2024. "Number 21438741961728 - Facts about the integer". https://numbermatics.com/n/21438741961728/

The information we have on file for 21438741961728 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 21438741961728, math, Factors of 21438741961728, curriculum, school, college, exams, university, Prime factorization of 21438741961728, STEM, science, technology, engineering, physics, economics, calculator, twenty-one trillion, four hundred thirty-eight billion, seven hundred forty-one million, nine hundred sixty-one thousand, seven hundred twenty-eight.

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