What is the Greatest Common Factor of 77946 and 77966?

Greatest common factor (GCF) of 77946 and 77966 is 2.

GCF(77946,77966) = 2

We will now calculate the prime factors of 77946 and 77966, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 77946 and 77966.

How to find the GCF of 77946 and 77966?

We will first find the prime factorization of 77946 and 77966. After we will calculate the factors of 77946 and 77966 and find the biggest common factor number .

Step-1: Prime Factorization of 77946

Prime factors of 77946 are 2, 3, 11, 1181. Prime factorization of 77946 in exponential form is:

77946 = 2¹ × 3¹ × 11¹ × 1181¹

Step-2: Prime Factorization of 77966

Prime factors of 77966 are 2, 7, 5569. Prime factorization of 77966 in exponential form is:

77966 = 2¹ × 7¹ × 5569¹

Step-3: Factors of 77946

List of positive integer factors of 77946 that divides 77946 without a remainder.

1, 2, 3, 6, 11, 22, 33, 66, 1181, 2362, 3543, 7086, 12991, 25982, 38973

Step-4: Factors of 77966

List of positive integer factors of 77966 that divides 77946 without a remainder.

1, 2, 7, 14, 5569, 11138, 38983

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 77946 and 77966. The biggest common factor number is the GCF number.
So the greatest common factor 77946 and 77966 is 2.

Also check out the Least Common Multiple of 77946 and 77966