What is the Greatest Common Factor of 9378 and 9387?

Greatest common factor (GCF) of 9378 and 9387 is 9.

GCF(9378,9387) = 9

We will now calculate the prime factors of 9378 and 9387, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9378 and 9387.

How to find the GCF of 9378 and 9387?

We will first find the prime factorization of 9378 and 9387. After we will calculate the factors of 9378 and 9387 and find the biggest common factor number .

Step-1: Prime Factorization of 9378

Prime factors of 9378 are 2, 3, 521. Prime factorization of 9378 in exponential form is:

9378 = 2¹ × 3² × 521¹

Step-2: Prime Factorization of 9387

Prime factors of 9387 are 3, 7, 149. Prime factorization of 9387 in exponential form is:

9387 = 3² × 7¹ × 149¹

Step-3: Factors of 9378

List of positive integer factors of 9378 that divides 9378 without a remainder.

1, 2, 3, 6, 9, 18, 521, 1042, 1563, 3126, 4689

Step-4: Factors of 9387

List of positive integer factors of 9387 that divides 9378 without a remainder.

1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 3129

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9378 and 9387. The biggest common factor number is the GCF number.
So the greatest common factor 9378 and 9387 is 9.

Also check out the Least Common Multiple of 9378 and 9387