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Greatest Common Factor of 8 and 12

Greatest common factor (GCF) of 8 and 12 is 4.

GCF(8,12) = 4

We will now calculate the prime factors of 8 and 12, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8 and 12.

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Prime Factorization of 8

Prime factors of 8 are 2. Prime factorization of 8 in exponential form is:

8 = 23

Prime Factorization of 12

Prime factors of 12 are 2, 3. Prime factorization of 12 in exponential form is:

12 = 22 × 31

Factors of 8

List of positive integer factors of 8 that divides 8 without a remainder.

1, 2, 4

Factors of 12

List of positive integer factors of 12 that divides 8 without a remainder.

1, 2, 3, 4, 6

Greatest Common Factor

We found the factors and prime factorization of 8 and 12. The biggest common factor number is the GCF number.
So the greatest common factor 8 and 12 is 4.

Also check out the Least Common Multiple of 8 and 12

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