81321930890316000

81,321,930,890,316,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 81321930890316000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 4320 divisors.

81321930890316000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of four thousand, three hundred twenty divisors.

Prime factorization of 81321930890316000:

25 × 35 × 53 × 17 × 314 × 732

(2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 17 × 31 × 31 × 31 × 31 × 73 × 73)

See below for interesting mathematical facts about the number 81321930890316000 from the Numbermatics database.


Names of 81321930890316000

  • Cardinal: 81321930890316000 can be written as Eighty-one quadrillion, three hundred twenty-one trillion, nine hundred thirty billion, eight hundred ninety million, three hundred sixteen thousand.

Scientific notation

  • Scientific notation: 8.1321930890316 × 1016

Factors of 81321930890316000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 131

Divisors of 81321930890316000

Bases of 81321930890316000

  • Binary: 1001000001110100111011101100000110010101010001000111000002
  • Hexadecimal: 0x120E9DD832A88E0
  • Base-36: M8Q7VB22600

Squares and roots of 81321930890316000

  • 81321930890316000 squared (813219308903160002) is 6613256443729331652422579856000000
  • 81321930890316000 cubed (813219308903160003) is 537802783476893671540417008927303687074496000000000
  • The square root of 81321930890316000 is 285170003.4897008589
  • The cube root of 81321930890316000 is 433247.3290223589

Scales and comparisons

How big is 81321930890316000?
  • 81,321,930,890,316,000 seconds is equal to 2,585,785,857 years, 3 weeks, 2 days, 6 hours.
  • To count from 1 to 81,321,930,890,316,000 would take you about seven billion, seven hundred fifty-seven million, three hundred fifty-seven thousand, five hundred seventy-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 81321930890316000 cubic inches would be around 36103.9 feet tall.

Recreational maths with 81321930890316000

  • 81321930890316000 backwards is 00061309803912318
  • 81321930890316000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 81321930890316000's digits is 54
  • More coming soon!

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"Number 81321930890316000 - Facts about the integer". Numbermatics.com. 2024. Web. 7 June 2024.

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Numbermatics. (2024). Number 81321930890316000 - Facts about the integer. Retrieved 7 June 2024, from https://numbermatics.com/n/81321930890316000/

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The information we have on file for 81321930890316000 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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