What is the Greatest Common Factor of 345 and 352?

Greatest common factor (GCF) of 345 and 352 is 1.

GCF(345,352) = 1

We will now calculate the prime factors of 345 and 352, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 345 and 352.

How to find the GCF of 345 and 352?

We will first find the prime factorization of 345 and 352. After we will calculate the factors of 345 and 352 and find the biggest common factor number .

Step-1: Prime Factorization of 345

Prime factors of 345 are 3, 5, 23. Prime factorization of 345 in exponential form is:

345 = 3¹ × 5¹ × 23¹

Step-2: Prime Factorization of 352

Prime factors of 352 are 2, 11. Prime factorization of 352 in exponential form is:

352 = 2⁵ × 11¹

Step-3: Factors of 345

List of positive integer factors of 345 that divides 345 without a remainder.

1, 3, 5, 15, 23, 69, 115

Step-4: Factors of 352

List of positive integer factors of 352 that divides 345 without a remainder.

1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 345 and 352. The biggest common factor number is the GCF number.
So the greatest common factor 345 and 352 is 1.

Also check out the Least Common Multiple of 345 and 352