What is the Greatest Common Factor of 30956 and 30964?

Greatest common factor (GCF) of 30956 and 30964 is 4.

GCF(30956,30964) = 4

We will now calculate the prime factors of 30956 and 30964, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30956 and 30964.

How to find the GCF of 30956 and 30964?

We will first find the prime factorization of 30956 and 30964. After we will calculate the factors of 30956 and 30964 and find the biggest common factor number .

Step-1: Prime Factorization of 30956

Prime factors of 30956 are 2, 71, 109. Prime factorization of 30956 in exponential form is:

30956 = 2² × 71¹ × 109¹

Step-2: Prime Factorization of 30964

Prime factors of 30964 are 2, 7741. Prime factorization of 30964 in exponential form is:

30964 = 2² × 7741¹

Step-3: Factors of 30956

List of positive integer factors of 30956 that divides 30956 without a remainder.

1, 2, 4, 71, 109, 142, 218, 284, 436, 7739, 15478

Step-4: Factors of 30964

List of positive integer factors of 30964 that divides 30956 without a remainder.

1, 2, 4, 7741, 15482

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30956 and 30964. The biggest common factor number is the GCF number.
So the greatest common factor 30956 and 30964 is 4.

Also check out the Least Common Multiple of 30956 and 30964