81738660384000

81,738,660,384,000 is an even composite number composed of five prime numbers multiplied together.

What does the number 81738660384000 look like?

This visualization shows the relationship between its 5 prime factors (large circles) and 1728 divisors.

81738660384000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one thousand, seven hundred twenty-eight divisors.

Prime factorization of 81738660384000:

28 × 35 × 53 × 293 × 431

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 29 × 29 × 29 × 431)

See below for interesting mathematical facts about the number 81738660384000 from the Numbermatics database.


Names of 81738660384000

  • Cardinal: 81738660384000 can be written as Eighty-one trillion, seven hundred thirty-eight billion, six hundred sixty million, three hundred eighty-four thousand.

Scientific notation

  • Scientific notation: 8.1738660384 × 1013

Factors of 81738660384000

  • Number of distinct prime factors ω(n): 5
  • Total number of prime factors Ω(n): 20
  • Sum of prime factors: 470

Divisors of 81738660384000

Bases of 81738660384000

  • Binary: 100101001010111010000111101000100001101000000002
  • Hexadecimal: 0x4A5743D10D00
  • Base-36: SZ27ZYO00

Squares and roots of 81738660384000

  • 81738660384000 squared (817386603840002) is 6681208601370891027456000000
  • 81738660384000 cubed (817386603840003) is 546113040822114898516698803503104000000000
  • The square root of 81738660384000 is 9040943.5560675855
  • The cube root of 81738660384000 is 43398.6118720437

Scales and comparisons

How big is 81738660384000?
  • 81,738,660,384,000 seconds is equal to 2,599,036 years, 29 weeks, 3 days.
  • To count from 1 to 81,738,660,384,000 would take you about six million, four hundred ninety-seven thousand, five hundred ninety-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 81738660384000 cubic inches would be around 3616.6 feet tall.

Recreational maths with 81738660384000

  • 81738660384000 backwards is 00048306683718
  • 81738660384000 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81738660384000's digits is 54
  • More coming soon!

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"Number 81738660384000 - Facts about the integer". Numbermatics.com. 2024. Web. 3 May 2024.

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Numbermatics. (2024). Number 81738660384000 - Facts about the integer. Retrieved 3 May 2024, from https://numbermatics.com/n/81738660384000/

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The information we have on file for 81738660384000 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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