What is the Greatest Common Factor of 5181 and 5187?

Greatest common factor (GCF) of 5181 and 5187 is 3.

GCF(5181,5187) = 3

We will now calculate the prime factors of 5181 and 5187, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5181 and 5187.

How to find the GCF of 5181 and 5187?

We will first find the prime factorization of 5181 and 5187. After we will calculate the factors of 5181 and 5187 and find the biggest common factor number .

Step-1: Prime Factorization of 5181

Prime factors of 5181 are 3, 11, 157. Prime factorization of 5181 in exponential form is:

5181 = 3¹ × 11¹ × 157¹

Step-2: Prime Factorization of 5187

Prime factors of 5187 are 3, 7, 13, 19. Prime factorization of 5187 in exponential form is:

5187 = 3¹ × 7¹ × 13¹ × 19¹

Step-3: Factors of 5181

List of positive integer factors of 5181 that divides 5181 without a remainder.

1, 3, 11, 33, 157, 471, 1727

Step-4: Factors of 5187

List of positive integer factors of 5187 that divides 5181 without a remainder.

1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5181 and 5187. The biggest common factor number is the GCF number.
So the greatest common factor 5181 and 5187 is 3.

Also check out the Least Common Multiple of 5181 and 5187