What is the Greatest Common Factor of 11398 and 11405?

Greatest common factor (GCF) of 11398 and 11405 is 1.

GCF(11398,11405) = 1

We will now calculate the prime factors of 11398 and 11405, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11398 and 11405.

How to find the GCF of 11398 and 11405?

We will first find the prime factorization of 11398 and 11405. After we will calculate the factors of 11398 and 11405 and find the biggest common factor number .

Step-1: Prime Factorization of 11398

Prime factors of 11398 are 2, 41, 139. Prime factorization of 11398 in exponential form is:

11398 = 2¹ × 41¹ × 139¹

Step-2: Prime Factorization of 11405

Prime factors of 11405 are 5, 2281. Prime factorization of 11405 in exponential form is:

11405 = 5¹ × 2281¹

Step-3: Factors of 11398

List of positive integer factors of 11398 that divides 11398 without a remainder.

1, 2, 41, 82, 139, 278, 5699

Step-4: Factors of 11405

List of positive integer factors of 11405 that divides 11398 without a remainder.

1, 5, 2281

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11398 and 11405. The biggest common factor number is the GCF number.
So the greatest common factor 11398 and 11405 is 1.

Also check out the Least Common Multiple of 11398 and 11405