What is the Greatest Common Factor of 68944 and 68956?

Greatest common factor (GCF) of 68944 and 68956 is 4.

GCF(68944,68956) = 4

We will now calculate the prime factors of 68944 and 68956, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 68944 and 68956.

How to find the GCF of 68944 and 68956?

We will first find the prime factorization of 68944 and 68956. After we will calculate the factors of 68944 and 68956 and find the biggest common factor number .

Step-1: Prime Factorization of 68944

Prime factors of 68944 are 2, 31, 139. Prime factorization of 68944 in exponential form is:

68944 = 2⁴ × 31¹ × 139¹

Step-2: Prime Factorization of 68956

Prime factors of 68956 are 2, 17239. Prime factorization of 68956 in exponential form is:

68956 = 2² × 17239¹

Step-3: Factors of 68944

List of positive integer factors of 68944 that divides 68944 without a remainder.

1, 2, 4, 8, 16, 31, 62, 124, 139, 248, 278, 496, 556, 1112, 2224, 4309, 8618, 17236, 34472

Step-4: Factors of 68956

List of positive integer factors of 68956 that divides 68944 without a remainder.

1, 2, 4, 17239, 34478

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 68944 and 68956. The biggest common factor number is the GCF number.
So the greatest common factor 68944 and 68956 is 4.

Also check out the Least Common Multiple of 68944 and 68956