What is the Greatest Common Factor of 78918 and 78922?

Greatest common factor (GCF) of 78918 and 78922 is 2.

GCF(78918,78922) = 2

We will now calculate the prime factors of 78918 and 78922, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78918 and 78922.

How to find the GCF of 78918 and 78922?

We will first find the prime factorization of 78918 and 78922. After we will calculate the factors of 78918 and 78922 and find the biggest common factor number .

Step-1: Prime Factorization of 78918

Prime factors of 78918 are 2, 3, 7, 1879. Prime factorization of 78918 in exponential form is:

78918 = 2¹ × 3¹ × 7¹ × 1879¹

Step-2: Prime Factorization of 78922

Prime factors of 78922 are 2, 39461. Prime factorization of 78922 in exponential form is:

78922 = 2¹ × 39461¹

Step-3: Factors of 78918

List of positive integer factors of 78918 that divides 78918 without a remainder.

1, 2, 3, 6, 7, 14, 21, 42, 1879, 3758, 5637, 11274, 13153, 26306, 39459

Step-4: Factors of 78922

List of positive integer factors of 78922 that divides 78918 without a remainder.

1, 2, 39461

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78918 and 78922. The biggest common factor number is the GCF number.
So the greatest common factor 78918 and 78922 is 2.

Also check out the Least Common Multiple of 78918 and 78922