What is the Greatest Common Factor of 11121 and 11128?

Greatest common factor (GCF) of 11121 and 11128 is 1.

GCF(11121,11128) = 1

We will now calculate the prime factors of 11121 and 11128, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11121 and 11128.

How to find the GCF of 11121 and 11128?

We will first find the prime factorization of 11121 and 11128. After we will calculate the factors of 11121 and 11128 and find the biggest common factor number .

Step-1: Prime Factorization of 11121

Prime factors of 11121 are 3, 11, 337. Prime factorization of 11121 in exponential form is:

11121 = 3¹ × 11¹ × 337¹

Step-2: Prime Factorization of 11128

Prime factors of 11128 are 2, 13, 107. Prime factorization of 11128 in exponential form is:

11128 = 2³ × 13¹ × 107¹

Step-3: Factors of 11121

List of positive integer factors of 11121 that divides 11121 without a remainder.

1, 3, 11, 33, 337, 1011, 3707

Step-4: Factors of 11128

List of positive integer factors of 11128 that divides 11121 without a remainder.

1, 2, 4, 8, 13, 26, 52, 104, 107, 214, 428, 856, 1391, 2782, 5564

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11121 and 11128. The biggest common factor number is the GCF number.
So the greatest common factor 11121 and 11128 is 1.

Also check out the Least Common Multiple of 11121 and 11128