What is the Greatest Common Factor of 47181 and 47187?

Greatest common factor (GCF) of 47181 and 47187 is 3.

GCF(47181,47187) = 3

We will now calculate the prime factors of 47181 and 47187, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 47181 and 47187.

How to find the GCF of 47181 and 47187?

We will first find the prime factorization of 47181 and 47187. After we will calculate the factors of 47181 and 47187 and find the biggest common factor number .

Step-1: Prime Factorization of 47181

Prime factors of 47181 are 3, 15727. Prime factorization of 47181 in exponential form is:

47181 = 3¹ × 15727¹

Step-2: Prime Factorization of 47187

Prime factors of 47187 are 3, 7, 107. Prime factorization of 47187 in exponential form is:

47187 = 3² × 7² × 107¹

Step-3: Factors of 47181

List of positive integer factors of 47181 that divides 47181 without a remainder.

1, 3, 15727

Step-4: Factors of 47187

List of positive integer factors of 47187 that divides 47181 without a remainder.

1, 3, 7, 9, 21, 49, 63, 107, 147, 321, 441, 749, 963, 2247, 5243, 6741, 15729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 47181 and 47187. The biggest common factor number is the GCF number.
So the greatest common factor 47181 and 47187 is 3.

Also check out the Least Common Multiple of 47181 and 47187