What is the Greatest Common Factor of 72456 and 72460?

Greatest common factor (GCF) of 72456 and 72460 is 4.

GCF(72456,72460) = 4

We will now calculate the prime factors of 72456 and 72460, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 72456 and 72460.

How to find the GCF of 72456 and 72460?

We will first find the prime factorization of 72456 and 72460. After we will calculate the factors of 72456 and 72460 and find the biggest common factor number .

Step-1: Prime Factorization of 72456

Prime factors of 72456 are 2, 3, 3019. Prime factorization of 72456 in exponential form is:

72456 = 2³ × 3¹ × 3019¹

Step-2: Prime Factorization of 72460

Prime factors of 72460 are 2, 5, 3623. Prime factorization of 72460 in exponential form is:

72460 = 2² × 5¹ × 3623¹

Step-3: Factors of 72456

List of positive integer factors of 72456 that divides 72456 without a remainder.

1, 2, 3, 4, 6, 8, 12, 24, 3019, 6038, 9057, 12076, 18114, 24152, 36228

Step-4: Factors of 72460

List of positive integer factors of 72460 that divides 72456 without a remainder.

1, 2, 4, 5, 10, 20, 3623, 7246, 14492, 18115, 36230

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 72456 and 72460. The biggest common factor number is the GCF number.
So the greatest common factor 72456 and 72460 is 4.

Also check out the Least Common Multiple of 72456 and 72460