What is the Greatest Common Factor of 11123 and 11139?

Greatest common factor (GCF) of 11123 and 11139 is 1.

GCF(11123,11139) = 1

We will now calculate the prime factors of 11123 and 11139, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11123 and 11139.

How to find the GCF of 11123 and 11139?

We will first find the prime factorization of 11123 and 11139. After we will calculate the factors of 11123 and 11139 and find the biggest common factor number .

Step-1: Prime Factorization of 11123

Prime factors of 11123 are 7, 227. Prime factorization of 11123 in exponential form is:

11123 = 7² × 227¹

Step-2: Prime Factorization of 11139

Prime factors of 11139 are 3, 47, 79. Prime factorization of 11139 in exponential form is:

11139 = 3¹ × 47¹ × 79¹

Step-3: Factors of 11123

List of positive integer factors of 11123 that divides 11123 without a remainder.

1, 7, 49, 227, 1589

Step-4: Factors of 11139

List of positive integer factors of 11139 that divides 11123 without a remainder.

1, 3, 47, 79, 141, 237, 3713

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11123 and 11139. The biggest common factor number is the GCF number.
So the greatest common factor 11123 and 11139 is 1.

Also check out the Least Common Multiple of 11123 and 11139