What is the Greatest Common Factor of 11605 and 11618?

Greatest common factor (GCF) of 11605 and 11618 is 1.

GCF(11605,11618) = 1

We will now calculate the prime factors of 11605 and 11618, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11605 and 11618.

How to find the GCF of 11605 and 11618?

We will first find the prime factorization of 11605 and 11618. After we will calculate the factors of 11605 and 11618 and find the biggest common factor number .

Step-1: Prime Factorization of 11605

Prime factors of 11605 are 5, 11, 211. Prime factorization of 11605 in exponential form is:

11605 = 5¹ × 11¹ × 211¹

Step-2: Prime Factorization of 11618

Prime factors of 11618 are 2, 37, 157. Prime factorization of 11618 in exponential form is:

11618 = 2¹ × 37¹ × 157¹

Step-3: Factors of 11605

List of positive integer factors of 11605 that divides 11605 without a remainder.

1, 5, 11, 55, 211, 1055, 2321

Step-4: Factors of 11618

List of positive integer factors of 11618 that divides 11605 without a remainder.

1, 2, 37, 74, 157, 314, 5809

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11605 and 11618. The biggest common factor number is the GCF number.
So the greatest common factor 11605 and 11618 is 1.

Also check out the Least Common Multiple of 11605 and 11618