What is the Greatest Common Factor of 18370 and 18381?

Greatest common factor (GCF) of 18370 and 18381 is 11.

GCF(18370,18381) = 11

We will now calculate the prime factors of 18370 and 18381, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 18370 and 18381.

How to find the GCF of 18370 and 18381?

We will first find the prime factorization of 18370 and 18381. After we will calculate the factors of 18370 and 18381 and find the biggest common factor number .

Step-1: Prime Factorization of 18370

Prime factors of 18370 are 2, 5, 11, 167. Prime factorization of 18370 in exponential form is:

18370 = 2¹ × 5¹ × 11¹ × 167¹

Step-2: Prime Factorization of 18381

Prime factors of 18381 are 3, 11, 557. Prime factorization of 18381 in exponential form is:

18381 = 3¹ × 11¹ × 557¹

Step-3: Factors of 18370

List of positive integer factors of 18370 that divides 18370 without a remainder.

1, 2, 5, 10, 11, 22, 55, 110, 167, 334, 835, 1670, 1837, 3674, 9185

Step-4: Factors of 18381

List of positive integer factors of 18381 that divides 18370 without a remainder.

1, 3, 11, 33, 557, 1671, 6127

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 18370 and 18381. The biggest common factor number is the GCF number.
So the greatest common factor 18370 and 18381 is 11.

Also check out the Least Common Multiple of 18370 and 18381