What is the Greatest Common Factor of 49156 and 49172?

Greatest common factor (GCF) of 49156 and 49172 is 4.

GCF(49156,49172) = 4

We will now calculate the prime factors of 49156 and 49172, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 49156 and 49172.

How to find the GCF of 49156 and 49172?

We will first find the prime factorization of 49156 and 49172. After we will calculate the factors of 49156 and 49172 and find the biggest common factor number .

Step-1: Prime Factorization of 49156

Prime factors of 49156 are 2, 12289. Prime factorization of 49156 in exponential form is:

49156 = 2² × 12289¹

Step-2: Prime Factorization of 49172

Prime factors of 49172 are 2, 19, 647. Prime factorization of 49172 in exponential form is:

49172 = 2² × 19¹ × 647¹

Step-3: Factors of 49156

List of positive integer factors of 49156 that divides 49156 without a remainder.

1, 2, 4, 12289, 24578

Step-4: Factors of 49172

List of positive integer factors of 49172 that divides 49156 without a remainder.

1, 2, 4, 19, 38, 76, 647, 1294, 2588, 12293, 24586

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 49156 and 49172. The biggest common factor number is the GCF number.
So the greatest common factor 49156 and 49172 is 4.

Also check out the Least Common Multiple of 49156 and 49172