81293723013888000

81,293,723,013,888,000 is an even composite number composed of seven prime numbers multiplied together.

What does the number 81293723013888000 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 20736 divisors.

81293723013888000 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of twenty thousand, seven hundred thirty-six divisors.

Prime factorization of 81293723013888000:

211 × 35 × 53 × 73 × 112 × 23 × 372

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 × 7 × 7 × 7 × 11 × 11 × 23 × 37 × 37)

See below for interesting mathematical facts about the number 81293723013888000 from the Numbermatics database.


Names of 81293723013888000

  • Cardinal: 81293723013888000 can be written as Eighty-one quadrillion, two hundred ninety-three trillion, seven hundred twenty-three billion, thirteen million, eight hundred eighty-eight thousand.

Scientific notation

  • Scientific notation: 8.1293723013888 × 1016

Factors of 81293723013888000

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 27
  • Sum of prime factors: 88

Divisors of 81293723013888000

Bases of 81293723013888000

  • Binary: 1001000001101000000110101110110101011011000111000000000002
  • Hexadecimal: 0x120D035DAB63800
  • Base-36: M8G7WSCQO00

Squares and roots of 81293723013888000

  • 81293723013888000 squared (812937230138880002) is 6608669401458743450240876544000000
  • 81293723013888000 cubed (812937230138880003) is 537243339812544086619405130082078605443072000000000
  • The square root of 81293723013888000 is 285120541.1994863619
  • The cube root of 81293723013888000 is 433197.2301938449

Scales and comparisons

How big is 81293723013888000?
  • 81,293,723,013,888,000 seconds is equal to 2,584,888,933 years, 44 weeks.
  • To count from 1 to 81,293,723,013,888,000 would take you about seven billion, seven hundred fifty-four million, six hundred sixty-six thousand, eight hundred 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 81293723013888000 cubic inches would be around 36099.8 feet tall.

Recreational maths with 81293723013888000

  • 81293723013888000 backwards is 00088831032739218
  • 81293723013888000 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 81293723013888000's digits is 63
  • More coming soon!

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"Number 81293723013888000 - Facts about the integer". Numbermatics.com. 2024. Web. 18 June 2024.

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Numbermatics. (2024). Number 81293723013888000 - Facts about the integer. Retrieved 18 June 2024, from https://numbermatics.com/n/81293723013888000/

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The information we have on file for 81293723013888000 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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