What is the Greatest Common Factor of 225 and 239?

Greatest common factor (GCF) of 225 and 239 is 1.

GCF(225,239) = 1

We will now calculate the prime factors of 225 and 239, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 225 and 239.

How to find the GCF of 225 and 239?

We will first find the prime factorization of 225 and 239. After we will calculate the factors of 225 and 239 and find the biggest common factor number .

Step-1: Prime Factorization of 225

Prime factors of 225 are 3, 5. Prime factorization of 225 in exponential form is:

225 = 3² × 5²

Step-2: Prime Factorization of 239

Prime factors of 239 are 239. Prime factorization of 239 in exponential form is:

239 = 239¹

Step-3: Factors of 225

List of positive integer factors of 225 that divides 225 without a remainder.

1, 3, 5, 9, 15, 25, 45, 75

Step-4: Factors of 239

List of positive integer factors of 239 that divides 225 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 225 and 239. The biggest common factor number is the GCF number.
So the greatest common factor 225 and 239 is 1.

Also check out the Least Common Multiple of 225 and 239