What is the Greatest Common Factor of 11728 and 11740?

Greatest common factor (GCF) of 11728 and 11740 is 4.

GCF(11728,11740) = 4

We will now calculate the prime factors of 11728 and 11740, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11728 and 11740.

How to find the GCF of 11728 and 11740?

We will first find the prime factorization of 11728 and 11740. After we will calculate the factors of 11728 and 11740 and find the biggest common factor number .

Step-1: Prime Factorization of 11728

Prime factors of 11728 are 2, 733. Prime factorization of 11728 in exponential form is:

11728 = 2⁴ × 733¹

Step-2: Prime Factorization of 11740

Prime factors of 11740 are 2, 5, 587. Prime factorization of 11740 in exponential form is:

11740 = 2² × 5¹ × 587¹

Step-3: Factors of 11728

List of positive integer factors of 11728 that divides 11728 without a remainder.

1, 2, 4, 8, 16, 733, 1466, 2932, 5864

Step-4: Factors of 11740

List of positive integer factors of 11740 that divides 11728 without a remainder.

1, 2, 4, 5, 10, 20, 587, 1174, 2348, 2935, 5870

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11728 and 11740. The biggest common factor number is the GCF number.
So the greatest common factor 11728 and 11740 is 4.

Also check out the Least Common Multiple of 11728 and 11740