81221272704000

81,221,272,704,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 81221272704000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 2112 divisors.

81221272704000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two thousand, one hundred twelve divisors.

Prime factorization of 81221272704000:

210 × 32 × 53 × 11 × 13 × 793

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 11 × 13 × 79 × 79 × 79)

See below for interesting mathematical facts about the number 81221272704000 from the Numbermatics database.


Names of 81221272704000

  • Cardinal: 81221272704000 can be written as Eighty-one trillion, two hundred twenty-one billion, two hundred seventy-two million, seven hundred four thousand.

Scientific notation

  • Scientific notation: 8.1221272704 × 1013

Factors of 81221272704000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 113

Divisors of 81221272704000

Bases of 81221272704000

  • Binary: 100100111011110110011010001101110010100000000002
  • Hexadecimal: 0x49DECD1B9400
  • Base-36: SSGJCP340

Squares and roots of 81221272704000

  • 81221272704000 squared (812212727040002) is 6596895139657535471616000000
  • 81221272704000 cubed (812212727040003) is 535808219137816853708676387569664000000000
  • The square root of 81221272704000 is 9012284.5441097787
  • The cube root of 81221272704000 is 43306.8501100065

Scales and comparisons

How big is 81221272704000?
  • 81,221,272,704,000 seconds is equal to 2,582,585 years, 12 weeks, 2 days, 16 hours.
  • To count from 1 to 81,221,272,704,000 would take you about six million, four hundred fifty-six thousand, four hundred sixty-three 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 81221272704000 cubic inches would be around 3608.9 feet tall.

Recreational maths with 81221272704000

  • 81221272704000 backwards is 00040727212218
  • 81221272704000 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81221272704000's digits is 36
  • More coming soon!

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"Number 81221272704000 - Facts about the integer". Numbermatics.com. 2024. Web. 14 June 2024.

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Numbermatics. (2024). Number 81221272704000 - Facts about the integer. Retrieved 14 June 2024, from https://numbermatics.com/n/81221272704000/

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The information we have on file for 81221272704000 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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