What is the Greatest Common Factor of 78378 and 78382?

Greatest common factor (GCF) of 78378 and 78382 is 2.

GCF(78378,78382) = 2

We will now calculate the prime factors of 78378 and 78382, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78378 and 78382.

How to find the GCF of 78378 and 78382?

We will first find the prime factorization of 78378 and 78382. After we will calculate the factors of 78378 and 78382 and find the biggest common factor number .

Step-1: Prime Factorization of 78378

Prime factors of 78378 are 2, 3, 13063. Prime factorization of 78378 in exponential form is:

78378 = 2¹ × 3¹ × 13063¹

Step-2: Prime Factorization of 78382

Prime factors of 78382 are 2, 39191. Prime factorization of 78382 in exponential form is:

78382 = 2¹ × 39191¹

Step-3: Factors of 78378

List of positive integer factors of 78378 that divides 78378 without a remainder.

1, 2, 3, 6, 13063, 26126, 39189

Step-4: Factors of 78382

List of positive integer factors of 78382 that divides 78378 without a remainder.

1, 2, 39191

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78378 and 78382. The biggest common factor number is the GCF number.
So the greatest common factor 78378 and 78382 is 2.

Also check out the Least Common Multiple of 78378 and 78382