81361597667328000

81,361,597,667,328,000 is an even composite number composed of eight prime numbers multiplied together.

What does the number 81361597667328000 look like?

This visualization shows the relationship between its 8 prime factors (large circles) and 5760 divisors.

81361597667328000 is an even composite number. It is composed of eight distinct prime numbers multiplied together. It has a total of five thousand, seven hundred sixty divisors.

Prime factorization of 81361597667328000:

214 × 32 × 53 × 11 × 19 × 31 × 137 × 4973

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 11 × 19 × 31 × 137 × 4973)

See below for interesting mathematical facts about the number 81361597667328000 from the Numbermatics database.


Names of 81361597667328000

  • Cardinal: 81361597667328000 can be written as Eighty-one quadrillion, three hundred sixty-one trillion, five hundred ninety-seven billion, six hundred sixty-seven million, three hundred twenty-eight thousand.

Scientific notation

  • Scientific notation: 8.1361597667328 × 1016

Factors of 81361597667328000

  • Number of distinct prime factors ω(n): 8
  • Total number of prime factors Ω(n): 24
  • Sum of prime factors: 5181

Divisors of 81361597667328000

Bases of 81361597667328000

  • Binary: 1001000010000110111110001001001110101000111000000000000002
  • Hexadecimal: 0x1210DF12751C000
  • Base-36: M94A1Z0XDS0

Squares and roots of 81361597667328000

  • 81361597667328000 squared (813615976673280002) is 6619709574980153050958659584000000
  • 81361597667328000 cubed (813615976673280003) is 538590147114094046782774499923736030871552000000000
  • The square root of 81361597667328000 is 285239544.3611001143
  • The cube root of 81361597667328000 is 433317.7599280157

Scales and comparisons

How big is 81361597667328000?
  • 81,361,597,667,328,000 seconds is equal to 2,587,047,137 years, 45 weeks, 3 days, 16 hours.
  • To count from 1 to 81,361,597,667,328,000 would take you about seven billion, seven hundred sixty-one million, one hundred forty-one thousand, four hundred thirteen 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 81361597667328000 cubic inches would be around 36109.8 feet tall.

Recreational maths with 81361597667328000

  • 81361597667328000 backwards is 00082376679516318
  • 81361597667328000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 81361597667328000's digits is 72
  • More coming soon!

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"Number 81361597667328000 - Facts about the integer". Numbermatics.com. 2024. Web. 2 May 2024.

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Numbermatics. (2024). Number 81361597667328000 - Facts about the integer. Retrieved 2 May 2024, from https://numbermatics.com/n/81361597667328000/

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The information we have on file for 81361597667328000 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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