What is the Greatest Common Factor of 74205 and 74215?

Greatest common factor (GCF) of 74205 and 74215 is 5.

GCF(74205,74215) = 5

We will now calculate the prime factors of 74205 and 74215, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74205 and 74215.

How to find the GCF of 74205 and 74215?

We will first find the prime factorization of 74205 and 74215. After we will calculate the factors of 74205 and 74215 and find the biggest common factor number .

Step-1: Prime Factorization of 74205

Prime factors of 74205 are 3, 5, 17, 97. Prime factorization of 74205 in exponential form is:

74205 = 3² × 5¹ × 17¹ × 97¹

Step-2: Prime Factorization of 74215

Prime factors of 74215 are 5, 14843. Prime factorization of 74215 in exponential form is:

74215 = 5¹ × 14843¹

Step-3: Factors of 74205

List of positive integer factors of 74205 that divides 74205 without a remainder.

1, 3, 5, 9, 15, 17, 45, 51, 85, 97, 153, 255, 291, 485, 765, 873, 1455, 1649, 4365, 4947, 8245, 14841, 24735

Step-4: Factors of 74215

List of positive integer factors of 74215 that divides 74205 without a remainder.

1, 5, 14843

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74205 and 74215. The biggest common factor number is the GCF number.
So the greatest common factor 74205 and 74215 is 5.

Also check out the Least Common Multiple of 74205 and 74215