What is the Greatest Common Factor of 13378 and 13385?

Greatest common factor (GCF) of 13378 and 13385 is 1.

GCF(13378,13385) = 1

We will now calculate the prime factors of 13378 and 13385, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13378 and 13385.

How to find the GCF of 13378 and 13385?

We will first find the prime factorization of 13378 and 13385. After we will calculate the factors of 13378 and 13385 and find the biggest common factor number .

Step-1: Prime Factorization of 13378

Prime factors of 13378 are 2, 6689. Prime factorization of 13378 in exponential form is:

13378 = 2¹ × 6689¹

Step-2: Prime Factorization of 13385

Prime factors of 13385 are 5, 2677. Prime factorization of 13385 in exponential form is:

13385 = 5¹ × 2677¹

Step-3: Factors of 13378

List of positive integer factors of 13378 that divides 13378 without a remainder.

1, 2, 6689

Step-4: Factors of 13385

List of positive integer factors of 13385 that divides 13378 without a remainder.

1, 5, 2677

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13378 and 13385. The biggest common factor number is the GCF number.
So the greatest common factor 13378 and 13385 is 1.

Also check out the Least Common Multiple of 13378 and 13385