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Greatest Common Factor of 45 and 64

Greatest common factor (GCF) of 45 and 64 is 1.

GCF(45,64) = 1

We will now calculate the prime factors of 45 and 64, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 45 and 64.

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Prime Factorization of 45

Prime factors of 45 are 3, 5. Prime factorization of 45 in exponential form is:

45 = 32 × 51

Prime Factorization of 64

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

64 = 26

Factors of 45

List of positive integer factors of 45 that divides 45 without a remainder.

1, 3, 5, 9, 15

Factors of 64

List of positive integer factors of 64 that divides 45 without a remainder.

1, 2, 4, 8, 16, 32

Greatest Common Factor

We found the factors and prime factorization of 45 and 64. The biggest common factor number is the GCF number.
So the greatest common factor 45 and 64 is 1.

Also check out the Least Common Multiple of 45 and 64

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