81002613120000

81,002,613,120,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 81002613120000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 2640 divisors.

81002613120000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two thousand, six hundred forty divisors.

Prime factorization of 81002613120000:

210 × 3 × 54 × 11 × 13 × 312 × 307

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 5 × 11 × 13 × 31 × 31 × 307)

See below for interesting mathematical facts about the number 81002613120000 from the Numbermatics database.


Names of 81002613120000

  • Cardinal: 81002613120000 can be written as Eighty-one trillion, two billion, six hundred thirteen million, one hundred twenty thousand.

Scientific notation

  • Scientific notation: 8.100261312 × 1013

Factors of 81002613120000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 372

Divisors of 81002613120000

Bases of 81002613120000

  • Binary: 100100110101011111000111111101100011100000000002
  • Hexadecimal: 0x49ABE3FB1C00
  • Base-36: SPO34FCAO

Squares and roots of 81002613120000

  • 81002613120000 squared (810026131200002) is 6561423332268396134400000000
  • 81002613120000 cubed (810026131200003) is 531492435700278104077706723328000000000000
  • The square root of 81002613120000 is 9000145.1721625025
  • The cube root of 81002613120000 is 43267.9523846137

Scales and comparisons

How big is 81002613120000?
  • 81,002,613,120,000 seconds is equal to 2,575,632 years, 28 weeks, 10 hours, 40 minutes.
  • To count from 1 to 81,002,613,120,000 would take you about six million, four hundred thirty-nine thousand and 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 81002613120000 cubic inches would be around 3605.7 feet tall.

Recreational maths with 81002613120000

  • 81002613120000 backwards is 00002131620018
  • 81002613120000 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81002613120000's digits is 24
  • More coming soon!

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"Number 81002613120000 - Facts about the integer". Numbermatics.com. 2024. Web. 25 May 2024.

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Numbermatics. (2024). Number 81002613120000 - Facts about the integer. Retrieved 25 May 2024, from https://numbermatics.com/n/81002613120000/

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The information we have on file for 81002613120000 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!

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