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What is the Greatest Common Factor of 64 and 75?

Greatest common factor (GCF) of 64 and 75 is 1.

GCF(64,75) = 1

We will now calculate the prime factors of 64 and 75, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 64 and 75.

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How to find the GCF of 64 and 75?

We will first find the prime factorization of 64 and 75. After we will calculate the factors of 64 and 75 and find the biggest common factor number .

Step-1: Prime Factorization of 64

Prime factors of 64 are 2. Prime factorization of 64 in exponential form is:

64 = 26

Step-2: Prime Factorization of 75

Prime factors of 75 are 3, 5. Prime factorization of 75 in exponential form is:

75 = 31 × 52

Step-3: Factors of 64

List of positive integer factors of 64 that divides 64 without a remainder.

1, 2, 4, 8, 16, 32

Step-4: Factors of 75

List of positive integer factors of 75 that divides 64 without a remainder.

1, 3, 5, 15, 25

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 64 and 75. The biggest common factor number is the GCF number.
So the greatest common factor 64 and 75 is 1.

Also check out the Least Common Multiple of 64 and 75

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