What is the Greatest Common Factor of 43185 and 43191?

Greatest common factor (GCF) of 43185 and 43191 is 3.

GCF(43185,43191) = 3

We will now calculate the prime factors of 43185 and 43191, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 43185 and 43191.

How to find the GCF of 43185 and 43191?

We will first find the prime factorization of 43185 and 43191. After we will calculate the factors of 43185 and 43191 and find the biggest common factor number .

Step-1: Prime Factorization of 43185

Prime factors of 43185 are 3, 5, 2879. Prime factorization of 43185 in exponential form is:

43185 = 3¹ × 5¹ × 2879¹

Step-2: Prime Factorization of 43191

Prime factors of 43191 are 3, 4799. Prime factorization of 43191 in exponential form is:

43191 = 3² × 4799¹

Step-3: Factors of 43185

List of positive integer factors of 43185 that divides 43185 without a remainder.

1, 3, 5, 15, 2879, 8637, 14395

Step-4: Factors of 43191

List of positive integer factors of 43191 that divides 43185 without a remainder.

1, 3, 9, 4799, 14397

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 43185 and 43191. The biggest common factor number is the GCF number.
So the greatest common factor 43185 and 43191 is 3.

Also check out the Least Common Multiple of 43185 and 43191