What is the Greatest Common Factor of 5966 and 5978?

Greatest common factor (GCF) of 5966 and 5978 is 2.

GCF(5966,5978) = 2

We will now calculate the prime factors of 5966 and 5978, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5966 and 5978.

How to find the GCF of 5966 and 5978?

We will first find the prime factorization of 5966 and 5978. After we will calculate the factors of 5966 and 5978 and find the biggest common factor number .

Step-1: Prime Factorization of 5966

Prime factors of 5966 are 2, 19, 157. Prime factorization of 5966 in exponential form is:

5966 = 2¹ × 19¹ × 157¹

Step-2: Prime Factorization of 5978

Prime factors of 5978 are 2, 7, 61. Prime factorization of 5978 in exponential form is:

5978 = 2¹ × 7² × 61¹

Step-3: Factors of 5966

List of positive integer factors of 5966 that divides 5966 without a remainder.

1, 2, 19, 38, 157, 314, 2983

Step-4: Factors of 5978

List of positive integer factors of 5978 that divides 5966 without a remainder.

1, 2, 7, 14, 49, 61, 98, 122, 427, 854, 2989

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5966 and 5978. The biggest common factor number is the GCF number.
So the greatest common factor 5966 and 5978 is 2.

Also check out the Least Common Multiple of 5966 and 5978