81439807339440000

81,439,807,339,440,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 81439807339440000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 4480 divisors.

81439807339440000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four thousand, four hundred eighty divisors.

Prime factorization of 81439807339440000:

27 × 36 × 54 × 11 × 17 × 53 × 140897

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 5 × 11 × 17 × 53 × 140897)

See below for interesting mathematical facts about the number 81439807339440000 from the Numbermatics database.


Names of 81439807339440000

  • Cardinal: 81439807339440000 can be written as Eighty-one quadrillion, four hundred thirty-nine trillion, eight hundred seven billion, three hundred thirty-nine million, four hundred forty thousand.

Scientific notation

  • Scientific notation: 8.143980733944 × 1016

Factors of 81439807339440000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 140988

Divisors of 81439807339440000

Bases of 81439807339440000

  • Binary: 1001000010101010100010010110000110000101100100111100000002
  • Hexadecimal: 0x1215512C30B2780
  • Base-36: M9W0300E000

Squares and roots of 81439807339440000

  • 81439807339440000 squared (814398073394400002) is 6632442219485105291379513600000000
  • 81439807339440000 cubed (814398073394400003) is 540144816544834801286650491443737296384000000000000
  • The square root of 81439807339440000 is 285376606.1530622381
  • The cube root of 81439807339440000 is 433456.5591804451

Scales and comparisons

How big is 81439807339440000?
  • 81,439,807,339,440,000 seconds is equal to 2,589,533,963 years, 27 weeks, 4 days.
  • To count from 1 to 81,439,807,339,440,000 would take you about seven billion, seven hundred sixty-eight million, six hundred one thousand, eight hundred ninety 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 81439807339440000 cubic inches would be around 36121.4 feet tall.

Recreational maths with 81439807339440000

  • 81439807339440000 backwards is 00004493370893418
  • The number of decimal digits it has is: 17
  • The sum of 81439807339440000's digits is 63
  • More coming soon!

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"Number 81439807339440000 - Facts about the integer". Numbermatics.com. 2024. Web. 22 May 2024.

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Numbermatics. (2024). Number 81439807339440000 - Facts about the integer. Retrieved 22 May 2024, from https://numbermatics.com/n/81439807339440000/

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The information we have on file for 81439807339440000 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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