What is the Greatest Common Factor of 9627 and 9639?

Greatest common factor (GCF) of 9627 and 9639 is 3.

GCF(9627,9639) = 3

We will now calculate the prime factors of 9627 and 9639, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9627 and 9639.

How to find the GCF of 9627 and 9639?

We will first find the prime factorization of 9627 and 9639. After we will calculate the factors of 9627 and 9639 and find the biggest common factor number .

Step-1: Prime Factorization of 9627

Prime factors of 9627 are 3, 3209. Prime factorization of 9627 in exponential form is:

9627 = 3¹ × 3209¹

Step-2: Prime Factorization of 9639

Prime factors of 9639 are 3, 7, 17. Prime factorization of 9639 in exponential form is:

9639 = 3⁴ × 7¹ × 17¹

Step-3: Factors of 9627

List of positive integer factors of 9627 that divides 9627 without a remainder.

1, 3, 3209

Step-4: Factors of 9639

List of positive integer factors of 9639 that divides 9627 without a remainder.

1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9627 and 9639. The biggest common factor number is the GCF number.
So the greatest common factor 9627 and 9639 is 3.

Also check out the Least Common Multiple of 9627 and 9639