What is the Greatest Common Factor of 9555 and 9569?

Greatest common factor (GCF) of 9555 and 9569 is 7.

GCF(9555,9569) = 7

We will now calculate the prime factors of 9555 and 9569, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9555 and 9569.

How to find the GCF of 9555 and 9569?

We will first find the prime factorization of 9555 and 9569. After we will calculate the factors of 9555 and 9569 and find the biggest common factor number .

Step-1: Prime Factorization of 9555

Prime factors of 9555 are 3, 5, 7, 13. Prime factorization of 9555 in exponential form is:

9555 = 3¹ × 5¹ × 7² × 13¹

Step-2: Prime Factorization of 9569

Prime factors of 9569 are 7, 1367. Prime factorization of 9569 in exponential form is:

9569 = 7¹ × 1367¹

Step-3: Factors of 9555

List of positive integer factors of 9555 that divides 9555 without a remainder.

1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185

Step-4: Factors of 9569

List of positive integer factors of 9569 that divides 9555 without a remainder.

1, 7, 1367

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9555 and 9569. The biggest common factor number is the GCF number.
So the greatest common factor 9555 and 9569 is 7.

Also check out the Least Common Multiple of 9555 and 9569