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Greatest Common Factor of 34 and 45

Greatest common factor (GCF) of 34 and 45 is 1.

GCF(34,45) = 1

We will now calculate the prime factors of 34 and 45, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 34 and 45.

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Prime Factorization of 34

Prime factors of 34 are 2, 17. Prime factorization of 34 in exponential form is:

34 = 21 × 171

Prime Factorization of 45

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

45 = 32 × 51

Factors of 34

List of positive integer factors of 34 that divides 34 without a remainder.

1, 2, 17

Factors of 45

List of positive integer factors of 45 that divides 34 without a remainder.

1, 3, 5, 9, 15

Greatest Common Factor

We found the factors and prime factorization of 34 and 45. The biggest common factor number is the GCF number.
So the greatest common factor 34 and 45 is 1.

Also check out the Least Common Multiple of 34 and 45

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