What is the Greatest Common Factor of 67178 and 67188?

Greatest common factor (GCF) of 67178 and 67188 is 2.

GCF(67178,67188) = 2

We will now calculate the prime factors of 67178 and 67188, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 67178 and 67188.

How to find the GCF of 67178 and 67188?

We will first find the prime factorization of 67178 and 67188. After we will calculate the factors of 67178 and 67188 and find the biggest common factor number .

Step-1: Prime Factorization of 67178

Prime factors of 67178 are 2, 33589. Prime factorization of 67178 in exponential form is:

67178 = 2¹ × 33589¹

Step-2: Prime Factorization of 67188

Prime factors of 67188 are 2, 3, 11, 509. Prime factorization of 67188 in exponential form is:

67188 = 2² × 3¹ × 11¹ × 509¹

Step-3: Factors of 67178

List of positive integer factors of 67178 that divides 67178 without a remainder.

1, 2, 33589

Step-4: Factors of 67188

List of positive integer factors of 67188 that divides 67178 without a remainder.

1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 509, 1018, 1527, 2036, 3054, 5599, 6108, 11198, 16797, 22396, 33594

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 67178 and 67188. The biggest common factor number is the GCF number.
So the greatest common factor 67178 and 67188 is 2.

Also check out the Least Common Multiple of 67178 and 67188