81329076891462400

81,329,076,891,462,400 is an even composite number composed of seven prime numbers multiplied together.

What does the number 81329076891462400 look like?

This visualization shows the relationship between its 7 prime factors (large circles) and 8748 divisors.

81329076891462400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of eight thousand, seven hundred forty-eight divisors.

Prime factorization of 81329076891462400:

28 × 52 × 72 × 112 × 132 × 193 × 432

(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 7 × 7 × 11 × 11 × 13 × 13 × 19 × 19 × 19 × 43 × 43)

See below for interesting mathematical facts about the number 81329076891462400 from the Numbermatics database.


Names of 81329076891462400

  • Cardinal: 81329076891462400 can be written as Eighty-one quadrillion, three hundred twenty-nine trillion, seventy-six billion, eight hundred ninety-one million, four hundred sixty-two thousand, four hundred.

Scientific notation

  • Scientific notation: 8.13290768914624 × 1016

Factors of 81329076891462400

  • Number of distinct prime factors ω(n): 7
  • Total number of prime factors Ω(n): 21
  • Sum of prime factors: 100

Divisors of 81329076891462400

Bases of 81329076891462400

  • Binary: 1001000001111000001011101010100100000011010101011000000002
  • Hexadecimal: 0x120F05D5206AB00
  • Base-36: M8SR24UMZGG

Squares and roots of 81329076891462400

  • 81329076891462400 squared (813290768914624002) is 6614418748017403356190010613760000
  • 81329076891462400 cubed (813290768914624003) is 537944570949837858590822081324495403527962624000000
  • The square root of 81329076891462400 is 285182532.5847682417
  • The cube root of 81329076891462400 is 433260.0188966069

Scales and comparisons

How big is 81329076891462400?
  • 81,329,076,891,462,400 seconds is equal to 2,586,013,077 years, 41 weeks, 2 days, 20 hours, 26 minutes, 40 seconds.
  • To count from 1 to 81,329,076,891,462,400 would take you about seven billion, seven hundred fifty-eight million, thirty-nine thousand, two hundred thirty-three 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 81329076891462400 cubic inches would be around 36105 feet tall.

Recreational maths with 81329076891462400

  • 81329076891462400 backwards is 00426419867092318
  • 81329076891462400 is a Harshad number.
  • The number of decimal digits it has is: 17
  • The sum of 81329076891462400's digits is 70
  • More coming soon!

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"Number 81329076891462400 - Facts about the integer". Numbermatics.com. 2024. Web. 21 June 2024.

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Numbermatics. (2024). Number 81329076891462400 - Facts about the integer. Retrieved 21 June 2024, from https://numbermatics.com/n/81329076891462400/

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The information we have on file for 81329076891462400 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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