What is the Greatest Common Factor of 13161 and 13180?

Greatest common factor (GCF) of 13161 and 13180 is 1.

GCF(13161,13180) = 1

We will now calculate the prime factors of 13161 and 13180, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13161 and 13180.

How to find the GCF of 13161 and 13180?

We will first find the prime factorization of 13161 and 13180. After we will calculate the factors of 13161 and 13180 and find the biggest common factor number .

Step-1: Prime Factorization of 13161

Prime factors of 13161 are 3, 41, 107. Prime factorization of 13161 in exponential form is:

13161 = 3¹ × 41¹ × 107¹

Step-2: Prime Factorization of 13180

Prime factors of 13180 are 2, 5, 659. Prime factorization of 13180 in exponential form is:

13180 = 2² × 5¹ × 659¹

Step-3: Factors of 13161

List of positive integer factors of 13161 that divides 13161 without a remainder.

1, 3, 41, 107, 123, 321, 4387

Step-4: Factors of 13180

List of positive integer factors of 13180 that divides 13161 without a remainder.

1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 6590

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13161 and 13180. The biggest common factor number is the GCF number.
So the greatest common factor 13161 and 13180 is 1.

Also check out the Least Common Multiple of 13161 and 13180