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What is the Greatest Common Factor of 652 and 656?

Greatest common factor (GCF) of 652 and 656 is 4.

GCF(652,656) = 4

We will now calculate the prime factors of 652 and 656, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 652 and 656.

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How to find the GCF of 652 and 656?

We will first find the prime factorization of 652 and 656. After we will calculate the factors of 652 and 656 and find the biggest common factor number .

Step-1: Prime Factorization of 652

Prime factors of 652 are 2, 163. Prime factorization of 652 in exponential form is:

652 = 22 × 1631

Step-2: Prime Factorization of 656

Prime factors of 656 are 2, 41. Prime factorization of 656 in exponential form is:

656 = 24 × 411

Step-3: Factors of 652

List of positive integer factors of 652 that divides 652 without a remainder.

1, 2, 4, 163, 326

Step-4: Factors of 656

List of positive integer factors of 656 that divides 652 without a remainder.

1, 2, 4, 8, 16, 41, 82, 164, 328

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 652 and 656. The biggest common factor number is the GCF number.
So the greatest common factor 652 and 656 is 4.

Also check out the Least Common Multiple of 652 and 656