What is the Greatest Common Factor of 27209 and 27217?

Greatest common factor (GCF) of 27209 and 27217 is 1.

GCF(27209,27217) = 1

We will now calculate the prime factors of 27209 and 27217, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27209 and 27217.

How to find the GCF of 27209 and 27217?

We will first find the prime factorization of 27209 and 27217. After we will calculate the factors of 27209 and 27217 and find the biggest common factor number .

Step-1: Prime Factorization of 27209

Prime factors of 27209 are 7, 13, 23. Prime factorization of 27209 in exponential form is:

27209 = 7¹ × 13² × 23¹

Step-2: Prime Factorization of 27217

Prime factors of 27217 are 17, 1601. Prime factorization of 27217 in exponential form is:

27217 = 17¹ × 1601¹

Step-3: Factors of 27209

List of positive integer factors of 27209 that divides 27209 without a remainder.

1, 7, 13, 23, 91, 161, 169, 299, 1183, 2093, 3887

Step-4: Factors of 27217

List of positive integer factors of 27217 that divides 27209 without a remainder.

1, 17, 1601

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27209 and 27217. The biggest common factor number is the GCF number.
So the greatest common factor 27209 and 27217 is 1.

Also check out the Least Common Multiple of 27209 and 27217