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What is the Greatest Common Factor of 357 and 366?

Greatest common factor (GCF) of 357 and 366 is 3.

GCF(357,366) = 3

We will now calculate the prime factors of 357 and 366, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 357 and 366.

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How to find the GCF of 357 and 366?

We will first find the prime factorization of 357 and 366. After we will calculate the factors of 357 and 366 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 366

Prime factors of 366 are 2, 3, 61. Prime factorization of 366 in exponential form is:

366 = 21 × 31 × 611

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 366

List of positive integer factors of 366 that divides 357 without a remainder.

1, 2, 3, 6, 61, 122, 183

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 357 and 366. The biggest common factor number is the GCF number.
So the greatest common factor 357 and 366 is 3.

Also check out the Least Common Multiple of 357 and 366