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Greatest Common Factor of 198 and 216

Greatest common factor (GCF) of 198 and 216 is 18.

GCF(198,216) = 18

We will now calculate the prime factors of 198 and 216, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 198 and 216.

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Prime Factorization of 198

Prime factors of 198 are 2, 3, 11. Prime factorization of 198 in exponential form is:

198 = 21 × 32 × 111

Prime Factorization of 216

Prime factors of 216 are 2, 3. Prime factorization of 216 in exponential form is:

216 = 23 × 33

Factors of 198

List of positive integer factors of 198 that divides 198 without a remainder.

1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99

Factors of 216

List of positive integer factors of 216 that divides 198 without a remainder.

1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108

Greatest Common Factor

We found the factors and prime factorization of 198 and 216. The biggest common factor number is the GCF number.
So the greatest common factor 198 and 216 is 18.

Also check out the Least Common Multiple of 198 and 216

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