Greatest Common Factor of 108 and 194

GCF(108, 194) = 2, Greatest common factor of 108 and 194 is 2. Greatest Common Factor or Greatest Common Divisor of two numbers is the largest integer by which both the numbers can be divided. There are two different methods to calculate Greatest Common Factor of 108 and 194. Greatest Common Factor by prime factorization method and Greatest Common Factor by matching factors method.

Greatest Common Factor of 108 and 194 by prime factorization method

We will first find the prime factorization of 108 and 194.
Prime Factorization of 108 is 1, 2, 2, 3, 3, 3 and Prime Factorization of 194 is 1, 2, 97.

  • Factorize\( (108) = \) \(1\times 2\times 2\times 3\times 3\times 3\)
  • Factorize\( (194) = \) \(1\times 2\times 97\)
Now we need to find any which are common for each number (1, 2) and multiply these numbers together.
\(GCF(108, 194) = 1\times 2 = 2\).

Greatest Common Factor of 108 and 194 by matching factors method

List of positive integers factors of 108 leaving a remainder zero is 1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108
List of positive integers factors of 194 leaving a remainder zero is 1, 2, 97, 194
As you can see, 2 is the greatest and common number that 108 and 194 divides into.
So the greatest common factor 108 and 194 is 2.
\(GCF(108, 194) = 2\).

If you want to learn more about greatest common divisor, take a look at the Wikipedia page.
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