What is the Greatest Common Factor of 33939 and 33957?

Greatest common factor (GCF) of 33939 and 33957 is 9.

GCF(33939,33957) = 9

We will now calculate the prime factors of 33939 and 33957, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 33939 and 33957.

How to find the GCF of 33939 and 33957?

We will first find the prime factorization of 33939 and 33957. After we will calculate the factors of 33939 and 33957 and find the biggest common factor number .

Step-1: Prime Factorization of 33939

Prime factors of 33939 are 3, 419. Prime factorization of 33939 in exponential form is:

33939 = 3⁴ × 419¹

Step-2: Prime Factorization of 33957

Prime factors of 33957 are 3, 7, 11. Prime factorization of 33957 in exponential form is:

33957 = 3² × 7³ × 11¹

Step-3: Factors of 33939

List of positive integer factors of 33939 that divides 33939 without a remainder.

1, 3, 9, 27, 81, 419, 1257, 3771, 11313

Step-4: Factors of 33957

List of positive integer factors of 33957 that divides 33939 without a remainder.

1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 147, 231, 343, 441, 539, 693, 1029, 1617, 3087, 3773, 4851, 11319

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 33939 and 33957. The biggest common factor number is the GCF number.
So the greatest common factor 33939 and 33957 is 9.

Also check out the Least Common Multiple of 33939 and 33957