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Greatest Common Factor of 32 and 42

Greatest common factor (GCF) of 32 and 42 is 2.

GCF(32,42) = 2

We will now calculate the prime factors of 32 and 42, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 32 and 42.

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Prime Factorization of 32

Prime factors of 32 are 2. Prime factorization of 32 in exponential form is:

32 = 25

Prime Factorization of 42

Prime factors of 42 are 2, 3, 7. Prime factorization of 42 in exponential form is:

42 = 21 × 31 × 71

Factors of 32

List of positive integer factors of 32 that divides 32 without a remainder.

1, 2, 4, 8, 16

Factors of 42

List of positive integer factors of 42 that divides 32 without a remainder.

1, 2, 3, 6, 7, 14, 21

Greatest Common Factor

We found the factors and prime factorization of 32 and 42. The biggest common factor number is the GCF number.
So the greatest common factor 32 and 42 is 2.

Also check out the Least Common Multiple of 32 and 42

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