What is the Greatest Common Factor of 9390 and 9405?

Greatest common factor (GCF) of 9390 and 9405 is 15.

GCF(9390,9405) = 15

We will now calculate the prime factors of 9390 and 9405, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9390 and 9405.

How to find the GCF of 9390 and 9405?

We will first find the prime factorization of 9390 and 9405. After we will calculate the factors of 9390 and 9405 and find the biggest common factor number .

Step-1: Prime Factorization of 9390

Prime factors of 9390 are 2, 3, 5, 313. Prime factorization of 9390 in exponential form is:

9390 = 2¹ × 3¹ × 5¹ × 313¹

Step-2: Prime Factorization of 9405

Prime factors of 9405 are 3, 5, 11, 19. Prime factorization of 9405 in exponential form is:

9405 = 3² × 5¹ × 11¹ × 19¹

Step-3: Factors of 9390

List of positive integer factors of 9390 that divides 9390 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 313, 626, 939, 1565, 1878, 3130, 4695

Step-4: Factors of 9405

List of positive integer factors of 9405 that divides 9390 without a remainder.

1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1881, 3135

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9390 and 9405. The biggest common factor number is the GCF number.
So the greatest common factor 9390 and 9405 is 15.

Also check out the Least Common Multiple of 9390 and 9405