21338993357640

21,338,993,357,640 is an even composite number composed of nine prime numbers multiplied together.

What does the number 21338993357640 look like?

This visualization shows the relationship between its 9 prime factors (large circles) and 4608 divisors.

21338993357640 is an even composite number. It is composed of nine distinct prime numbers multiplied together. It has a total of four thousand, six hundred eight divisors.

Prime factorization of 21338993357640:

23 × 35 × 5 × 72 × 19 × 29 × 31 × 43 × 61

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 7 × 19 × 29 × 31 × 43 × 61)

See below for interesting mathematical facts about the number 21338993357640 from the Numbermatics database.


Names of 21338993357640

  • Cardinal: 21338993357640 can be written as Twenty-one trillion, three hundred thirty-eight billion, nine hundred ninety-three million, three hundred fifty-seven thousand, six hundred forty.

Scientific notation

  • Scientific notation: 2.133899335764 × 1013

Factors of 21338993357640

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 16
  • Sum of prime factors: 200

Divisors of 21338993357640

Bases of 21338993357640

  • Binary: 1001101101000010111110001111001110011010010002
  • Hexadecimal: 0x13685F1E7348
  • Base-36: 7KAZXOSI0

Squares and roots of 21338993357640

  • 21338993357640 squared (213389933576402) is 455352637517404040946369600
  • 21338993357640 cubed (213389933576403) is 9716766907367739489650675473872423744000
  • The square root of 21338993357640 is 4619414.8284863961
  • The cube root of 21338993357640 is 27736.9035331803

Scales and comparisons

How big is 21338993357640?
  • 21,338,993,357,640 seconds is equal to 678,513 years, 51 weeks, 18 hours, 54 minutes.
  • To count from 1 to 21,338,993,357,640 would take you about one million, six hundred ninety-six thousand, two hundred eighty-four 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 21338993357640 cubic inches would be around 2311.4 feet tall.

Recreational maths with 21338993357640

  • 21338993357640 backwards is 04675339983312
  • 21338993357640 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 21338993357640's digits is 63
  • More coming soon!

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"Number 21338993357640 - Facts about the integer". Numbermatics.com. 2024. Web. 8 June 2024.

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Numbermatics. (2024). Number 21338993357640 - Facts about the integer. Retrieved 8 June 2024, from https://numbermatics.com/n/21338993357640/

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Numbermatics. 2024. "Number 21338993357640 - Facts about the integer". https://numbermatics.com/n/21338993357640/

The information we have on file for 21338993357640 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 21338993357640, math, Factors of 21338993357640, curriculum, school, college, exams, university, Prime factorization of 21338993357640, STEM, science, technology, engineering, physics, economics, calculator, twenty-one trillion, three hundred thirty-eight billion, nine hundred ninety-three million, three hundred fifty-seven thousand, six hundred forty.

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