What is the Greatest Common Factor of 78542 and 78548?

Greatest common factor (GCF) of 78542 and 78548 is 2.

GCF(78542,78548) = 2

We will now calculate the prime factors of 78542 and 78548, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78542 and 78548.

How to find the GCF of 78542 and 78548?

We will first find the prime factorization of 78542 and 78548. After we will calculate the factors of 78542 and 78548 and find the biggest common factor number .

Step-1: Prime Factorization of 78542

Prime factors of 78542 are 2, 173, 227. Prime factorization of 78542 in exponential form is:

78542 = 2¹ × 173¹ × 227¹

Step-2: Prime Factorization of 78548

Prime factors of 78548 are 2, 73, 269. Prime factorization of 78548 in exponential form is:

78548 = 2² × 73¹ × 269¹

Step-3: Factors of 78542

List of positive integer factors of 78542 that divides 78542 without a remainder.

1, 2, 173, 227, 346, 454, 39271

Step-4: Factors of 78548

List of positive integer factors of 78548 that divides 78542 without a remainder.

1, 2, 4, 73, 146, 269, 292, 538, 1076, 19637, 39274

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78542 and 78548. The biggest common factor number is the GCF number.
So the greatest common factor 78542 and 78548 is 2.

Also check out the Least Common Multiple of 78542 and 78548