What is the Greatest Common Factor of 74405 and 74425?

Greatest common factor (GCF) of 74405 and 74425 is 5.

GCF(74405,74425) = 5

We will now calculate the prime factors of 74405 and 74425, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 74405 and 74425.

How to find the GCF of 74405 and 74425?

We will first find the prime factorization of 74405 and 74425. After we will calculate the factors of 74405 and 74425 and find the biggest common factor number .

Step-1: Prime Factorization of 74405

Prime factors of 74405 are 5, 23, 647. Prime factorization of 74405 in exponential form is:

74405 = 5¹ × 23¹ × 647¹

Step-2: Prime Factorization of 74425

Prime factors of 74425 are 5, 13, 229. Prime factorization of 74425 in exponential form is:

74425 = 5² × 13¹ × 229¹

Step-3: Factors of 74405

List of positive integer factors of 74405 that divides 74405 without a remainder.

1, 5, 23, 115, 647, 3235, 14881

Step-4: Factors of 74425

List of positive integer factors of 74425 that divides 74405 without a remainder.

1, 5, 13, 25, 65, 229, 325, 1145, 2977, 5725, 14885

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 74405 and 74425. The biggest common factor number is the GCF number.
So the greatest common factor 74405 and 74425 is 5.

Also check out the Least Common Multiple of 74405 and 74425