What is the Greatest Common Factor of 77172 and 77178?

Greatest common factor (GCF) of 77172 and 77178 is 6.

GCF(77172,77178) = 6

We will now calculate the prime factors of 77172 and 77178, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77172 and 77178.

How to find the GCF of 77172 and 77178?

We will first find the prime factorization of 77172 and 77178. After we will calculate the factors of 77172 and 77178 and find the biggest common factor number .

Step-1: Prime Factorization of 77172

Prime factors of 77172 are 2, 3, 59, 109. Prime factorization of 77172 in exponential form is:

77172 = 2² × 3¹ × 59¹ × 109¹

Step-2: Prime Factorization of 77178

Prime factors of 77178 are 2, 3, 19, 677. Prime factorization of 77178 in exponential form is:

77178 = 2¹ × 3¹ × 19¹ × 677¹

Step-3: Factors of 77172

List of positive integer factors of 77172 that divides 77172 without a remainder.

1, 2, 3, 4, 6, 12, 59, 109, 118, 177, 218, 236, 327, 354, 436, 654, 708, 1308, 6431, 12862, 19293, 25724, 38586

Step-4: Factors of 77178

List of positive integer factors of 77178 that divides 77172 without a remainder.

1, 2, 3, 6, 19, 38, 57, 114, 677, 1354, 2031, 4062, 12863, 25726, 38589

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77172 and 77178. The biggest common factor number is the GCF number.
So the greatest common factor 77172 and 77178 is 6.

Also check out the Least Common Multiple of 77172 and 77178