What is the Greatest Common Factor of 356 and 372?

Greatest common factor (GCF) of 356 and 372 is 4.

GCF(356,372) = 4

We will now calculate the prime factors of 356 and 372, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 356 and 372.

How to find the GCF of 356 and 372?

We will first find the prime factorization of 356 and 372. After we will calculate the factors of 356 and 372 and find the biggest common factor number .

Step-1: Prime Factorization of 356

Prime factors of 356 are 2, 89. Prime factorization of 356 in exponential form is:

356 = 2² × 89¹

Step-2: Prime Factorization of 372

Prime factors of 372 are 2, 3, 31. Prime factorization of 372 in exponential form is:

372 = 2² × 3¹ × 31¹

Step-3: Factors of 356

List of positive integer factors of 356 that divides 356 without a remainder.

1, 2, 4, 89, 178

Step-4: Factors of 372

List of positive integer factors of 372 that divides 356 without a remainder.

1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 356 and 372. The biggest common factor number is the GCF number.
So the greatest common factor 356 and 372 is 4.

Also check out the Least Common Multiple of 356 and 372