What is the Greatest Common Factor of 6205 and 6220?

Greatest common factor (GCF) of 6205 and 6220 is 5.

GCF(6205,6220) = 5

We will now calculate the prime factors of 6205 and 6220, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 6205 and 6220.

How to find the GCF of 6205 and 6220?

We will first find the prime factorization of 6205 and 6220. After we will calculate the factors of 6205 and 6220 and find the biggest common factor number .

Step-1: Prime Factorization of 6205

Prime factors of 6205 are 5, 17, 73. Prime factorization of 6205 in exponential form is:

6205 = 5¹ × 17¹ × 73¹

Step-2: Prime Factorization of 6220

Prime factors of 6220 are 2, 5, 311. Prime factorization of 6220 in exponential form is:

6220 = 2² × 5¹ × 311¹

Step-3: Factors of 6205

List of positive integer factors of 6205 that divides 6205 without a remainder.

1, 5, 17, 73, 85, 365, 1241

Step-4: Factors of 6220

List of positive integer factors of 6220 that divides 6205 without a remainder.

1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 6205 and 6220. The biggest common factor number is the GCF number.
So the greatest common factor 6205 and 6220 is 5.

Also check out the Least Common Multiple of 6205 and 6220