2165

2,165 is an odd composite number composed of two prime numbers multiplied together.

What does the number 2165 look like?

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

2165 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 2165:

5 × 433

See below for interesting mathematical facts about the number 2165 from the Numbermatics database.


Names of 2165

  • Cardinal: 2165 can be written as Two thousand, one hundred sixty-five.

Scientific notation

  • Scientific notation: 2.165 × 103

Factors of 2165

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 438

Divisors of 2165

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2604
  • Sum of proper divisors (its aliquot sum) s(n): 439
  • 2165 is a deficient number, because the sum of its proper divisors (439) is less than itself. Its deficiency is 1726

Bases of 2165

  • Binary: 1000011101012
  • Hexadecimal: 0x875
  • Base-36: 1O5

Squares and roots of 2165

  • 2165 squared (21652) is 4687225
  • 2165 cubed (21653) is 10147842125
  • The square root of 2165 is 46.5295604965
  • The cube root of 2165 is 12.9365746885

Scales and comparisons

How big is 2165?
  • 2,165 seconds is equal to 36 minutes, 5 seconds.
  • To count from 1 to 2,165 would take you about thirty-six minutes.

    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 2165 cubic inches would be around 1.1 feet tall.

Recreational maths with 2165

  • 2165 backwards is 5612
  • The number of decimal digits it has is: 4
  • The sum of 2165's digits is 14
  • More coming soon!

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The information we have on file for 2165 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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