What is the Greatest Common Factor of 27205 and 27210?

Greatest common factor (GCF) of 27205 and 27210 is 5.

GCF(27205,27210) = 5

We will now calculate the prime factors of 27205 and 27210, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27205 and 27210.

How to find the GCF of 27205 and 27210?

We will first find the prime factorization of 27205 and 27210. After we will calculate the factors of 27205 and 27210 and find the biggest common factor number .

Step-1: Prime Factorization of 27205

Prime factors of 27205 are 5, 5441. Prime factorization of 27205 in exponential form is:

27205 = 5¹ × 5441¹

Step-2: Prime Factorization of 27210

Prime factors of 27210 are 2, 3, 5, 907. Prime factorization of 27210 in exponential form is:

27210 = 2¹ × 3¹ × 5¹ × 907¹

Step-3: Factors of 27205

List of positive integer factors of 27205 that divides 27205 without a remainder.

1, 5, 5441

Step-4: Factors of 27210

List of positive integer factors of 27210 that divides 27205 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 907, 1814, 2721, 4535, 5442, 9070, 13605

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27205 and 27210. The biggest common factor number is the GCF number.
So the greatest common factor 27205 and 27210 is 5.

Also check out the Least Common Multiple of 27205 and 27210