What is the Greatest Common Factor of 11158 and 11178?

Greatest common factor (GCF) of 11158 and 11178 is 2.

GCF(11158,11178) = 2

We will now calculate the prime factors of 11158 and 11178, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11158 and 11178.

How to find the GCF of 11158 and 11178?

We will first find the prime factorization of 11158 and 11178. After we will calculate the factors of 11158 and 11178 and find the biggest common factor number .

Step-1: Prime Factorization of 11158

Prime factors of 11158 are 2, 7, 797. Prime factorization of 11158 in exponential form is:

11158 = 2¹ × 7¹ × 797¹

Step-2: Prime Factorization of 11178

Prime factors of 11178 are 2, 3, 23. Prime factorization of 11178 in exponential form is:

11178 = 2¹ × 3⁵ × 23¹

Step-3: Factors of 11158

List of positive integer factors of 11158 that divides 11158 without a remainder.

1, 2, 7, 14, 797, 1594, 5579

Step-4: Factors of 11178

List of positive integer factors of 11178 that divides 11158 without a remainder.

1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 243, 414, 486, 621, 1242, 1863, 3726, 5589

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11158 and 11178. The biggest common factor number is the GCF number.
So the greatest common factor 11158 and 11178 is 2.

Also check out the Least Common Multiple of 11158 and 11178