What is the Greatest Common Factor of 9540 and 9549?

Greatest common factor (GCF) of 9540 and 9549 is 9.

GCF(9540,9549) = 9

We will now calculate the prime factors of 9540 and 9549, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9540 and 9549.

How to find the GCF of 9540 and 9549?

We will first find the prime factorization of 9540 and 9549. After we will calculate the factors of 9540 and 9549 and find the biggest common factor number .

Step-1: Prime Factorization of 9540

Prime factors of 9540 are 2, 3, 5, 53. Prime factorization of 9540 in exponential form is:

9540 = 2² × 3² × 5¹ × 53¹

Step-2: Prime Factorization of 9549

Prime factors of 9549 are 3, 1061. Prime factorization of 9549 in exponential form is:

9549 = 3² × 1061¹

Step-3: Factors of 9540

List of positive integer factors of 9540 that divides 9540 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770

Step-4: Factors of 9549

List of positive integer factors of 9549 that divides 9540 without a remainder.

1, 3, 9, 1061, 3183

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9540 and 9549. The biggest common factor number is the GCF number.
So the greatest common factor 9540 and 9549 is 9.

Also check out the Least Common Multiple of 9540 and 9549