What is the Greatest Common Factor of 78244 and 78262?

Greatest common factor (GCF) of 78244 and 78262 is 2.

GCF(78244,78262) = 2

We will now calculate the prime factors of 78244 and 78262, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78244 and 78262.

How to find the GCF of 78244 and 78262?

We will first find the prime factorization of 78244 and 78262. After we will calculate the factors of 78244 and 78262 and find the biggest common factor number .

Step-1: Prime Factorization of 78244

Prime factors of 78244 are 2, 31, 631. Prime factorization of 78244 in exponential form is:

78244 = 2² × 31¹ × 631¹

Step-2: Prime Factorization of 78262

Prime factors of 78262 are 2, 109, 359. Prime factorization of 78262 in exponential form is:

78262 = 2¹ × 109¹ × 359¹

Step-3: Factors of 78244

List of positive integer factors of 78244 that divides 78244 without a remainder.

1, 2, 4, 31, 62, 124, 631, 1262, 2524, 19561, 39122

Step-4: Factors of 78262

List of positive integer factors of 78262 that divides 78244 without a remainder.

1, 2, 109, 218, 359, 718, 39131

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78244 and 78262. The biggest common factor number is the GCF number.
So the greatest common factor 78244 and 78262 is 2.

Also check out the Least Common Multiple of 78244 and 78262