What is the Greatest Common Factor of 11438 and 11458?

Greatest common factor (GCF) of 11438 and 11458 is 2.

GCF(11438,11458) = 2

We will now calculate the prime factors of 11438 and 11458, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11438 and 11458.

How to find the GCF of 11438 and 11458?

We will first find the prime factorization of 11438 and 11458. After we will calculate the factors of 11438 and 11458 and find the biggest common factor number .

Step-1: Prime Factorization of 11438

Prime factors of 11438 are 2, 7, 19, 43. Prime factorization of 11438 in exponential form is:

11438 = 2¹ × 7¹ × 19¹ × 43¹

Step-2: Prime Factorization of 11458

Prime factors of 11458 are 2, 17, 337. Prime factorization of 11458 in exponential form is:

11458 = 2¹ × 17¹ × 337¹

Step-3: Factors of 11438

List of positive integer factors of 11438 that divides 11438 without a remainder.

1, 2, 7, 14, 19, 38, 43, 86, 133, 266, 301, 602, 817, 1634, 5719

Step-4: Factors of 11458

List of positive integer factors of 11458 that divides 11438 without a remainder.

1, 2, 17, 34, 337, 674, 5729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11438 and 11458. The biggest common factor number is the GCF number.
So the greatest common factor 11438 and 11458 is 2.

Also check out the Least Common Multiple of 11438 and 11458