80,981 is an odd composite number composed of two prime numbers multiplied together.

What does the number 80981 look like?

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

80981 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 80981:

47 × 1723

See below for interesting mathematical facts about the number 80981 from the Numbermatics database.

Names of 80981

  • Cardinal: 80981 can be written as Eighty thousand, nine hundred eighty-one.

Scientific notation

  • Scientific notation: 8.0981 × 104

Factors of 80981

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 1770

Divisors of 80981

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 82752
  • Sum of proper divisors (its aliquot sum) s(n): 1771
  • 80981 is a deficient number, because the sum of its proper divisors (1771) is less than itself. Its deficiency is 79210

Bases of 80981

  • Binary: 100111100010101012
  • Hexadecimal: 0x13C55
  • Base-36: 1QHH

Squares and roots of 80981

  • 80981 squared (809812) is 6557922361
  • 80981 cubed (809813) is 531067110716141
  • The square root of 80981 is 284.5716078601
  • The cube root of 80981 is 43.2641037901

Scales and comparisons

How big is 80981?
  • 80,981 seconds is equal to 22 hours, 29 minutes, 41 seconds.
  • To count from 1 to 80,981 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 80981 cubic inches would be around 3.6 feet tall.

Recreational maths with 80981

  • 80981 backwards is 18908
  • The number of decimal digits it has is: 5
  • The sum of 80981's digits is 26
  • More coming soon!

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The information we have on file for 80981 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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