81427

81,427 is an odd composite number composed of two prime numbers multiplied together.

What does the number 81427 look like?

This visualization shows the relationship between its 2 prime factors (large circles) and 4 divisors.

81427 is an odd composite number. It is composed of two distinct prime numbers multiplied together. It has a total of four divisors.

Prime factorization of 81427:

107 × 761

See below for interesting mathematical facts about the number 81427 from the Numbermatics database.


Names of 81427

  • Cardinal: 81427 can be written as Eighty-one thousand, four hundred twenty-seven.

Scientific notation

  • Scientific notation: 8.1427 × 104

Factors of 81427

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 868

Divisors of 81427

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 82296
  • Sum of proper divisors (its aliquot sum) s(n): 869
  • 81427 is a deficient number, because the sum of its proper divisors (869) is less than itself. Its deficiency is 80558

Bases of 81427

  • Binary: 100111110000100112
  • Hexadecimal: 0x13E13
  • Base-36: 1QTV

Squares and roots of 81427

  • 81427 squared (814272) is 6630356329
  • 81427 cubed (814273) is 539890024801483
  • The square root of 81427 is 285.3541659063
  • The cube root of 81427 is 43.3433835991

Scales and comparisons

How big is 81427?
  • 81,427 seconds is equal to 22 hours, 37 minutes, 7 seconds.
  • To count from 1 to 81,427 would take you about twenty-two hours.

    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 81427 cubic inches would be around 3.6 feet tall.

Recreational maths with 81427

  • 81427 backwards is 72418
  • The number of decimal digits it has is: 5
  • The sum of 81427's digits is 22
  • More coming soon!

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"Number 81427 - Facts about the integer". Numbermatics.com. 2024. Web. 28 March 2024.

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Numbermatics. (2024). Number 81427 - Facts about the integer. Retrieved 28 March 2024, from https://numbermatics.com/n/81427/

Chicago style:
Numbermatics. 2024. "Number 81427 - Facts about the integer". https://numbermatics.com/n/81427/

The information we have on file for 81427 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!

Keywords: Divisors of 81427, math, Factors of 81427, curriculum, school, college, exams, university, Prime factorization of 81427, STEM, science, technology, engineering, physics, economics, calculator, eighty-one thousand, four hundred twenty-seven.

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