What is the Greatest Common Factor of 78894 and 78898?

Greatest common factor (GCF) of 78894 and 78898 is 2.

GCF(78894,78898) = 2

We will now calculate the prime factors of 78894 and 78898, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 78894 and 78898.

How to find the GCF of 78894 and 78898?

We will first find the prime factorization of 78894 and 78898. After we will calculate the factors of 78894 and 78898 and find the biggest common factor number .

Step-1: Prime Factorization of 78894

Prime factors of 78894 are 2, 3, 487. Prime factorization of 78894 in exponential form is:

78894 = 2¹ × 3⁴ × 487¹

Step-2: Prime Factorization of 78898

Prime factors of 78898 are 2, 103, 383. Prime factorization of 78898 in exponential form is:

78898 = 2¹ × 103¹ × 383¹

Step-3: Factors of 78894

List of positive integer factors of 78894 that divides 78894 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 487, 974, 1461, 2922, 4383, 8766, 13149, 26298, 39447

Step-4: Factors of 78898

List of positive integer factors of 78898 that divides 78894 without a remainder.

1, 2, 103, 206, 383, 766, 39449

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 78894 and 78898. The biggest common factor number is the GCF number.
So the greatest common factor 78894 and 78898 is 2.

Also check out the Least Common Multiple of 78894 and 78898