What is the Greatest Common Factor of 7421 and 7425?

Greatest common factor (GCF) of 7421 and 7425 is 1.

GCF(7421,7425) = 1

We will now calculate the prime factors of 7421 and 7425, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7421 and 7425.

How to find the GCF of 7421 and 7425?

We will first find the prime factorization of 7421 and 7425. After we will calculate the factors of 7421 and 7425 and find the biggest common factor number .

Step-1: Prime Factorization of 7421

Prime factors of 7421 are 41, 181. Prime factorization of 7421 in exponential form is:

7421 = 41¹ × 181¹

Step-2: Prime Factorization of 7425

Prime factors of 7425 are 3, 5, 11. Prime factorization of 7425 in exponential form is:

7425 = 3³ × 5² × 11¹

Step-3: Factors of 7421

List of positive integer factors of 7421 that divides 7421 without a remainder.

1, 41, 181

Step-4: Factors of 7425

List of positive integer factors of 7425 that divides 7421 without a remainder.

1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 99, 135, 165, 225, 275, 297, 495, 675, 825, 1485, 2475

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7421 and 7425. The biggest common factor number is the GCF number.
So the greatest common factor 7421 and 7425 is 1.

Also check out the Least Common Multiple of 7421 and 7425