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What is the Greatest Common Factor of 389 and 394?

Greatest common factor (GCF) of 389 and 394 is 1.

GCF(389,394) = 1

We will now calculate the prime factors of 389 and 394, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 389 and 394.

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How to find the GCF of 389 and 394?

We will first find the prime factorization of 389 and 394. After we will calculate the factors of 389 and 394 and find the biggest common factor number .

Step-1: Prime Factorization of 389

Prime factors of 389 are 389. Prime factorization of 389 in exponential form is:

389 = 3891

Step-2: Prime Factorization of 394

Prime factors of 394 are 2, 197. Prime factorization of 394 in exponential form is:

394 = 21 × 1971

Step-3: Factors of 389

List of positive integer factors of 389 that divides 389 without a remainder.

1

Step-4: Factors of 394

List of positive integer factors of 394 that divides 389 without a remainder.

1, 2, 197

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 389 and 394. The biggest common factor number is the GCF number.
So the greatest common factor 389 and 394 is 1.

Also check out the Least Common Multiple of 389 and 394