What is the Greatest Common Factor of 11803 and 11809?

Greatest common factor (GCF) of 11803 and 11809 is 1.

GCF(11803,11809) = 1

We will now calculate the prime factors of 11803 and 11809, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11803 and 11809.

How to find the GCF of 11803 and 11809?

We will first find the prime factorization of 11803 and 11809. After we will calculate the factors of 11803 and 11809 and find the biggest common factor number .

Step-1: Prime Factorization of 11803

Prime factors of 11803 are 11, 29, 37. Prime factorization of 11803 in exponential form is:

11803 = 11¹ × 29¹ × 37¹

Step-2: Prime Factorization of 11809

Prime factors of 11809 are 7, 241. Prime factorization of 11809 in exponential form is:

11809 = 7² × 241¹

Step-3: Factors of 11803

List of positive integer factors of 11803 that divides 11803 without a remainder.

1, 11, 29, 37, 319, 407, 1073

Step-4: Factors of 11809

List of positive integer factors of 11809 that divides 11803 without a remainder.

1, 7, 49, 241, 1687

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11803 and 11809. The biggest common factor number is the GCF number.
So the greatest common factor 11803 and 11809 is 1.

Also check out the Least Common Multiple of 11803 and 11809