81162138624000

81,162,138,624,000 is an even composite number composed of six prime numbers multiplied together.

What does the number 81162138624000 look like?

This visualization shows the relationship between its 6 prime factors (large circles) and 1344 divisors.

81162138624000 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one thousand, three hundred forty-four divisors.

Prime factorization of 81162138624000:

213 × 3 × 53 × 72 × 31 × 17393

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 5 × 5 × 7 × 7 × 31 × 17393)

See below for interesting mathematical facts about the number 81162138624000 from the Numbermatics database.


Names of 81162138624000

  • Cardinal: 81162138624000 can be written as Eighty-one trillion, one hundred sixty-two billion, one hundred thirty-eight million, six hundred twenty-four thousand.

Scientific notation

  • Scientific notation: 8.1162138624 × 1013

Factors of 81162138624000

  • Number of distinct prime factors ω(n): 6
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 17441

Divisors of 81162138624000

Bases of 81162138624000

  • Binary: 100100111010001000010000111000100100000000000002
  • Hexadecimal: 0x49D108712000
  • Base-36: SRPDDSIYO

Squares and roots of 81162138624000

  • 81162138624000 squared (811621386240002) is 6587292746021392613376000000
  • 81162138624000 cubed (811621386240003) is 534638767009457891756352548634624000000000
  • The square root of 81162138624000 is 9009003.1981346305
  • The cube root of 81162138624000 is 43296.3375418687

Scales and comparisons

How big is 81162138624000?
  • 81,162,138,624,000 seconds is equal to 2,580,704 years, 49 weeks, 5 days, 10 hours, 40 minutes.
  • To count from 1 to 81,162,138,624,000 would take you about six million, four hundred fifty-one thousand, seven hundred sixty-two 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 81162138624000 cubic inches would be around 3608 feet tall.

Recreational maths with 81162138624000

  • 81162138624000 backwards is 00042683126118
  • 81162138624000 is a Harshad number.
  • The number of decimal digits it has is: 14
  • The sum of 81162138624000's digits is 42
  • More coming soon!

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"Number 81162138624000 - Facts about the integer". Numbermatics.com. 2024. Web. 5 June 2024.

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Numbermatics. (2024). Number 81162138624000 - Facts about the integer. Retrieved 5 June 2024, from https://numbermatics.com/n/81162138624000/

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Numbermatics. 2024. "Number 81162138624000 - Facts about the integer". https://numbermatics.com/n/81162138624000/

The information we have on file for 81162138624000 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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