13855

13,855 is an odd composite number composed of three prime numbers multiplied together.

What does the number 13855 look like?

This visualization shows the relationship between its 3 prime factors (large circles) and 8 divisors.

13855 is an odd composite number. It is composed of three distinct prime numbers multiplied together. It has a total of eight divisors.

Prime factorization of 13855:

5 × 17 × 163

See below for interesting mathematical facts about the number 13855 from the Numbermatics database.


Names of 13855

  • Cardinal: 13855 can be written as Thirteen thousand, eight hundred fifty-five.

Scientific notation

  • Scientific notation: 1.3855 × 104

Factors of 13855

  • Number of distinct prime factors ω(n): 3
  • Total number of prime factors Ω(n): 3
  • Sum of prime factors: 185

Divisors of 13855

  • Number of divisors d(n): 8
  • Complete list of divisors:
  • Sum of all divisors σ(n): 17712
  • Sum of proper divisors (its aliquot sum) s(n): 3857
  • 13855 is a deficient number, because the sum of its proper divisors (3857) is less than itself. Its deficiency is 9998

Bases of 13855

  • Binary: 110110000111112
  • Hexadecimal: 0x361F
  • Base-36: AOV

Squares and roots of 13855

  • 13855 squared (138552) is 191961025
  • 13855 cubed (138553) is 2659620001375
  • The square root of 13855 is 117.7072640069
  • The cube root of 13855 is 24.0179264217

Scales and comparisons

How big is 13855?
  • 13,855 seconds is equal to 3 hours, 50 minutes, 55 seconds.
  • To count from 1 to 13,855 would take you about three 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 13855 cubic inches would be around 2 feet tall.

Recreational maths with 13855

  • 13855 backwards is 55831
  • The number of decimal digits it has is: 5
  • The sum of 13855's digits is 22
  • More coming soon!

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"Number 13855 - Facts about the integer". Numbermatics.com. 2020. Web. 13 July 2020.

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The information we have on file for 13855 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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