2189

2,189 is an odd composite number composed of two prime numbers multiplied together.

What does the number 2189 look like?

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

2189 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 2189:

11 × 199

See below for interesting mathematical facts about the number 2189 from the Numbermatics database.


Names of 2189

  • Cardinal: 2189 can be written as Two thousand, one hundred eighty-nine.

Scientific notation

  • Scientific notation: 2.189 × 103

Factors of 2189

  • Number of distinct prime factors ω(n): 2
  • Total number of prime factors Ω(n): 2
  • Sum of prime factors: 210

Divisors of 2189

  • Number of divisors d(n): 4
  • Complete list of divisors:
  • Sum of all divisors σ(n): 2400
  • Sum of proper divisors (its aliquot sum) s(n): 211
  • 2189 is a deficient number, because the sum of its proper divisors (211) is less than itself. Its deficiency is 1978

Bases of 2189

  • Binary: 1000100011012
  • Hexadecimal: 0x88D
  • Base-36: 1OT

Squares and roots of 2189

  • 2189 squared (21892) is 4791721
  • 2189 cubed (21893) is 10489077269
  • The square root of 2189 is 46.7867502611
  • The cube root of 2189 is 12.9842017161

Scales and comparisons

How big is 2189?
  • 2,189 seconds is equal to 36 minutes, 29 seconds.
  • To count from 1 to 2,189 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 2189 cubic inches would be around 1.1 feet tall.

Recreational maths with 2189

  • 2189 backwards is 9812
  • The number of decimal digits it has is: 4
  • The sum of 2189's digits is 20
  • More coming soon!

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The information we have on file for 2189 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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