What is the Greatest Common Factor of 72320 and 72328?

Greatest common factor (GCF) of 72320 and 72328 is 8.

GCF(72320,72328) = 8

We will now calculate the prime factors of 72320 and 72328, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72320 and 72328.

How to find the GCF of 72320 and 72328?

We will first find the prime factorization of 72320 and 72328. After we will calculate the factors of 72320 and 72328 and find the biggest common factor number .

Step-1: Prime Factorization of 72320

Prime factors of 72320 are 2, 5, 113. Prime factorization of 72320 in exponential form is:

72320 = 2⁷ × 5¹ × 113¹

Step-2: Prime Factorization of 72328

Prime factors of 72328 are 2, 9041. Prime factorization of 72328 in exponential form is:

72328 = 2³ × 9041¹

Step-3: Factors of 72320

List of positive integer factors of 72320 that divides 72320 without a remainder.

1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 320, 452, 565, 640, 904, 1130, 1808, 2260, 3616, 4520, 7232, 9040, 14464, 18080, 36160

Step-4: Factors of 72328

List of positive integer factors of 72328 that divides 72320 without a remainder.

1, 2, 4, 8, 9041, 18082, 36164

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72320 and 72328. The biggest common factor number is the GCF number.
So the greatest common factor 72320 and 72328 is 8.

Also check out the Least Common Multiple of 72320 and 72328