What is the Greatest Common Factor of 8205 and 8209?

Greatest common factor (GCF) of 8205 and 8209 is 1.

GCF(8205,8209) = 1

We will now calculate the prime factors of 8205 and 8209, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 8205 and 8209.

How to find the GCF of 8205 and 8209?

We will first find the prime factorization of 8205 and 8209. After we will calculate the factors of 8205 and 8209 and find the biggest common factor number .

Step-1: Prime Factorization of 8205

Prime factors of 8205 are 3, 5, 547. Prime factorization of 8205 in exponential form is:

8205 = 3¹ × 5¹ × 547¹

Step-2: Prime Factorization of 8209

Prime factors of 8209 are 8209. Prime factorization of 8209 in exponential form is:

8209 = 8209¹

Step-3: Factors of 8205

List of positive integer factors of 8205 that divides 8205 without a remainder.

1, 3, 5, 15, 547, 1641, 2735

Step-4: Factors of 8209

List of positive integer factors of 8209 that divides 8205 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 8205 and 8209. The biggest common factor number is the GCF number.
So the greatest common factor 8205 and 8209 is 1.

Also check out the Least Common Multiple of 8205 and 8209