What is the Greatest Common Factor of 11203 and 11223?

Greatest common factor (GCF) of 11203 and 11223 is 1.

GCF(11203,11223) = 1

We will now calculate the prime factors of 11203 and 11223, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11203 and 11223.

How to find the GCF of 11203 and 11223?

We will first find the prime factorization of 11203 and 11223. After we will calculate the factors of 11203 and 11223 and find the biggest common factor number .

Step-1: Prime Factorization of 11203

Prime factors of 11203 are 17, 659. Prime factorization of 11203 in exponential form is:

11203 = 17¹ × 659¹

Step-2: Prime Factorization of 11223

Prime factors of 11223 are 3, 29, 43. Prime factorization of 11223 in exponential form is:

11223 = 3² × 29¹ × 43¹

Step-3: Factors of 11203

List of positive integer factors of 11203 that divides 11203 without a remainder.

1, 17, 659

Step-4: Factors of 11223

List of positive integer factors of 11223 that divides 11203 without a remainder.

1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11203 and 11223. The biggest common factor number is the GCF number.
So the greatest common factor 11203 and 11223 is 1.

Also check out the Least Common Multiple of 11203 and 11223