What is the Greatest Common Factor of 11385 and 11403?

Greatest common factor (GCF) of 11385 and 11403 is 9.

GCF(11385,11403) = 9

We will now calculate the prime factors of 11385 and 11403, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11385 and 11403.

How to find the GCF of 11385 and 11403?

We will first find the prime factorization of 11385 and 11403. After we will calculate the factors of 11385 and 11403 and find the biggest common factor number .

Step-1: Prime Factorization of 11385

Prime factors of 11385 are 3, 5, 11, 23. Prime factorization of 11385 in exponential form is:

11385 = 3² × 5¹ × 11¹ × 23¹

Step-2: Prime Factorization of 11403

Prime factors of 11403 are 3, 7, 181. Prime factorization of 11403 in exponential form is:

11403 = 3² × 7¹ × 181¹

Step-3: Factors of 11385

List of positive integer factors of 11385 that divides 11385 without a remainder.

1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 165, 207, 253, 345, 495, 759, 1035, 1265, 2277, 3795

Step-4: Factors of 11403

List of positive integer factors of 11403 that divides 11385 without a remainder.

1, 3, 7, 9, 21, 63, 181, 543, 1267, 1629, 3801

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11385 and 11403. The biggest common factor number is the GCF number.
So the greatest common factor 11385 and 11403 is 9.

Also check out the Least Common Multiple of 11385 and 11403