81313821832320

81,313,821,832,320 is an even composite number composed of nine prime numbers multiplied together.

What does the number 81313821832320 look like?

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

81313821832320 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 81313821832320:

27 × 32 × 5 × 72 × 11 × 19 × 31 × 53 × 839

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 7 × 7 × 11 × 19 × 31 × 53 × 839)

See below for interesting mathematical facts about the number 81313821832320 from the Numbermatics database.


Names of 81313821832320

  • Cardinal: 81313821832320 can be written as Eighty-one trillion, three hundred thirteen billion, eight hundred twenty-one million, eight hundred thirty-two thousand, three hundred twenty.

Scientific notation

  • Scientific notation: 8.131382183232 × 1013

Factors of 81313821832320

  • Number of distinct prime factors ω(n): 9
  • Total number of prime factors Ω(n): 17
  • Sum of prime factors: 970

Divisors of 81313821832320

Bases of 81313821832320

  • Binary: 100100111110100010110010111011100110100100000002
  • Hexadecimal: 0x49F459773480
  • Base-36: STN1Y23K0

Squares and roots of 81313821832320

  • 81313821832320 squared (813138218323202) is 6611937620978280682196582400
  • 81313821832320 cubed (813138218323203) is 537641917678641680972533365491209863168000
  • The square root of 81313821832320 is 9017417.6920180425
  • The cube root of 81313821832320 is 43323.2928050567

Scales and comparisons

How big is 81313821832320?
  • 81,313,821,832,320 seconds is equal to 2,585,528 years, 5 days, 3 hours, 12 minutes.
  • To count from 1 to 81,313,821,832,320 would take you about six million, four hundred sixty-three thousand, eight hundred twenty 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 81313821832320 cubic inches would be around 3610.3 feet tall.

Recreational maths with 81313821832320

  • 81313821832320 backwards is 02323812831318
  • 81313821832320 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81313821832320's digits is 45
  • More coming soon!

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"Number 81313821832320 - Facts about the integer". Numbermatics.com. 2024. Web. 15 May 2024.

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Numbermatics. (2024). Number 81313821832320 - Facts about the integer. Retrieved 15 May 2024, from https://numbermatics.com/n/81313821832320/

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Numbermatics. 2024. "Number 81313821832320 - Facts about the integer". https://numbermatics.com/n/81313821832320/

The information we have on file for 81313821832320 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 81313821832320, math, Factors of 81313821832320, curriculum, school, college, exams, university, Prime factorization of 81313821832320, STEM, science, technology, engineering, physics, economics, calculator, eighty-one trillion, three hundred thirteen billion, eight hundred twenty-one million, eight hundred thirty-two thousand, three hundred twenty.

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