What is the Greatest Common Factor of 39186 and 39198?

Greatest common factor (GCF) of 39186 and 39198 is 6.

GCF(39186,39198) = 6

We will now calculate the prime factors of 39186 and 39198, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 39186 and 39198.

How to find the GCF of 39186 and 39198?

We will first find the prime factorization of 39186 and 39198. After we will calculate the factors of 39186 and 39198 and find the biggest common factor number .

Step-1: Prime Factorization of 39186

Prime factors of 39186 are 2, 3, 7, 311. Prime factorization of 39186 in exponential form is:

39186 = 2¹ × 3² × 7¹ × 311¹

Step-2: Prime Factorization of 39198

Prime factors of 39198 are 2, 3, 47, 139. Prime factorization of 39198 in exponential form is:

39198 = 2¹ × 3¹ × 47¹ × 139¹

Step-3: Factors of 39186

List of positive integer factors of 39186 that divides 39186 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 311, 622, 933, 1866, 2177, 2799, 4354, 5598, 6531, 13062, 19593

Step-4: Factors of 39198

List of positive integer factors of 39198 that divides 39186 without a remainder.

1, 2, 3, 6, 47, 94, 139, 141, 278, 282, 417, 834, 6533, 13066, 19599

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 39186 and 39198. The biggest common factor number is the GCF number.
So the greatest common factor 39186 and 39198 is 6.

Also check out the Least Common Multiple of 39186 and 39198