What is the Greatest Common Factor of 13143 and 13157?

Greatest common factor (GCF) of 13143 and 13157 is 1.

GCF(13143,13157) = 1

We will now calculate the prime factors of 13143 and 13157, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13143 and 13157.

How to find the GCF of 13143 and 13157?

We will first find the prime factorization of 13143 and 13157. After we will calculate the factors of 13143 and 13157 and find the biggest common factor number .

Step-1: Prime Factorization of 13143

Prime factors of 13143 are 3, 13, 337. Prime factorization of 13143 in exponential form is:

13143 = 3¹ × 13¹ × 337¹

Step-2: Prime Factorization of 13157

Prime factors of 13157 are 59, 223. Prime factorization of 13157 in exponential form is:

13157 = 59¹ × 223¹

Step-3: Factors of 13143

List of positive integer factors of 13143 that divides 13143 without a remainder.

1, 3, 13, 39, 337, 1011, 4381

Step-4: Factors of 13157

List of positive integer factors of 13157 that divides 13143 without a remainder.

1, 59, 223

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13143 and 13157. The biggest common factor number is the GCF number.
So the greatest common factor 13143 and 13157 is 1.

Also check out the Least Common Multiple of 13143 and 13157