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What is the Greatest Common Factor of 377 and 385?

Greatest common factor (GCF) of 377 and 385 is 1.

GCF(377,385) = 1

We will now calculate the prime factors of 377 and 385, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 377 and 385.

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How to find the GCF of 377 and 385?

We will first find the prime factorization of 377 and 385. After we will calculate the factors of 377 and 385 and find the biggest common factor number .

Step-1: Prime Factorization of 377

Prime factors of 377 are 13, 29. Prime factorization of 377 in exponential form is:

377 = 131 × 291

Step-2: Prime Factorization of 385

Prime factors of 385 are 5, 7, 11. Prime factorization of 385 in exponential form is:

385 = 51 × 71 × 111

Step-3: Factors of 377

List of positive integer factors of 377 that divides 377 without a remainder.

1, 13, 29

Step-4: Factors of 385

List of positive integer factors of 385 that divides 377 without a remainder.

1, 5, 7, 11, 35, 55, 77

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 377 and 385. The biggest common factor number is the GCF number.
So the greatest common factor 377 and 385 is 1.

Also check out the Least Common Multiple of 377 and 385