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What is the Greatest Common Factor of 314 and 318?

Greatest common factor (GCF) of 314 and 318 is 2.

GCF(314,318) = 2

We will now calculate the prime factors of 314 and 318, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 314 and 318.

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How to find the GCF of 314 and 318?

We will first find the prime factorization of 314 and 318. After we will calculate the factors of 314 and 318 and find the biggest common factor number .

Step-1: Prime Factorization of 314

Prime factors of 314 are 2, 157. Prime factorization of 314 in exponential form is:

314 = 21 × 1571

Step-2: Prime Factorization of 318

Prime factors of 318 are 2, 3, 53. Prime factorization of 318 in exponential form is:

318 = 21 × 31 × 531

Step-3: Factors of 314

List of positive integer factors of 314 that divides 314 without a remainder.

1, 2, 157

Step-4: Factors of 318

List of positive integer factors of 318 that divides 314 without a remainder.

1, 2, 3, 6, 53, 106, 159

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 314 and 318. The biggest common factor number is the GCF number.
So the greatest common factor 314 and 318 is 2.

Also check out the Least Common Multiple of 314 and 318