What is the Greatest Common Factor of 355 and 368?

Greatest common factor (GCF) of 355 and 368 is 1.

GCF(355,368) = 1

We will now calculate the prime factors of 355 and 368, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 355 and 368.

How to find the GCF of 355 and 368?

We will first find the prime factorization of 355 and 368. After we will calculate the factors of 355 and 368 and find the biggest common factor number .

Step-1: Prime Factorization of 355

Prime factors of 355 are 5, 71. Prime factorization of 355 in exponential form is:

355 = 5¹ × 71¹

Step-2: Prime Factorization of 368

Prime factors of 368 are 2, 23. Prime factorization of 368 in exponential form is:

368 = 2⁴ × 23¹

Step-3: Factors of 355

List of positive integer factors of 355 that divides 355 without a remainder.

1, 5, 71

Step-4: Factors of 368

List of positive integer factors of 368 that divides 355 without a remainder.

1, 2, 4, 8, 16, 23, 46, 92, 184

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 355 and 368. The biggest common factor number is the GCF number.
So the greatest common factor 355 and 368 is 1.

Also check out the Least Common Multiple of 355 and 368