What is the Greatest Common Factor of 357 and 374?

Greatest common factor (GCF) of 357 and 374 is 17.

GCF(357,374) = 17

We will now calculate the prime factors of 357 and 374, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 357 and 374.

How to find the GCF of 357 and 374?

We will first find the prime factorization of 357 and 374. After we will calculate the factors of 357 and 374 and find the biggest common factor number .

Step-1: Prime Factorization of 357

Prime factors of 357 are 3, 7, 17. Prime factorization of 357 in exponential form is:

357 = 3¹ × 7¹ × 17¹

Step-2: Prime Factorization of 374

Prime factors of 374 are 2, 11, 17. Prime factorization of 374 in exponential form is:

374 = 2¹ × 11¹ × 17¹

Step-3: Factors of 357

List of positive integer factors of 357 that divides 357 without a remainder.

1, 3, 7, 17, 21, 51, 119

Step-4: Factors of 374

List of positive integer factors of 374 that divides 357 without a remainder.

1, 2, 11, 17, 22, 34, 187

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 357 and 374. The biggest common factor number is the GCF number.
So the greatest common factor 357 and 374 is 17.

Also check out the Least Common Multiple of 357 and 374