81481093121736

81,481,093,121,736 is an even composite number composed of five prime numbers multiplied together.

What does the number 81481093121736 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 1400 divisors.

81481093121736 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one thousand, four hundred divisors.

Prime factorization of 81481093121736:

23 × 34 × 76 × 114 × 73

(2 × 2 × 2 × 3 × 3 × 3 × 3 × 7 × 7 × 7 × 7 × 7 × 7 × 11 × 11 × 11 × 11 × 73)

See below for interesting mathematical facts about the number 81481093121736 from the Numbermatics database.


Names of 81481093121736

  • Cardinal: 81481093121736 can be written as Eighty-one trillion, four hundred eighty-one billion, ninety-three million, one hundred twenty-one thousand, seven hundred thirty-six.

Scientific notation

  • Scientific notation: 8.1481093121736 × 1013

Factors of 81481093121736

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 18
  • Sum of prime factors: 96

Divisors of 81481093121736

Bases of 81481093121736

  • Binary: 100101000011011010010111001110010000110110010002
  • Hexadecimal: 0x4A1B4B9C86C8
  • Base-36: SVRWB2CI0

Squares and roots of 81481093121736

  • 81481093121736 squared (814810931217362) is 6639168536313013689715653696
  • 81481093121736 cubed (814810931217363) is 540966709758220366498595356890794546336256
  • The square root of 81481093121736 is 9026687.8267577195
  • The cube root of 81481093121736 is 43352.9793513569

Scales and comparisons

How big is 81481093121736?
  • 81,481,093,121,736 seconds is equal to 2,590,846 years, 37 weeks, 4 days, 10 hours, 15 minutes, 36 seconds.
  • To count from 1 to 81,481,093,121,736 would take you about six million, four hundred seventy-seven thousand, one hundred sixteen 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 81481093121736 cubic inches would be around 3612.7 feet tall.

Recreational maths with 81481093121736

  • 81481093121736 backwards is 63712139018418
  • 81481093121736 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81481093121736's digits is 54
  • More coming soon!

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"Number 81481093121736 - Facts about the integer". Numbermatics.com. 2024. Web. 20 May 2024.

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Numbermatics. (2024). Number 81481093121736 - Facts about the integer. Retrieved 20 May 2024, from https://numbermatics.com/n/81481093121736/

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The information we have on file for 81481093121736 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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