What is the Greatest Common Factor of 13129 and 13140?

Greatest common factor (GCF) of 13129 and 13140 is 1.

GCF(13129,13140) = 1

We will now calculate the prime factors of 13129 and 13140, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13129 and 13140.

How to find the GCF of 13129 and 13140?

We will first find the prime factorization of 13129 and 13140. After we will calculate the factors of 13129 and 13140 and find the biggest common factor number .

Step-1: Prime Factorization of 13129

Prime factors of 13129 are 19, 691. Prime factorization of 13129 in exponential form is:

13129 = 19¹ × 691¹

Step-2: Prime Factorization of 13140

Prime factors of 13140 are 2, 3, 5, 73. Prime factorization of 13140 in exponential form is:

13140 = 2² × 3² × 5¹ × 73¹

Step-3: Factors of 13129

List of positive integer factors of 13129 that divides 13129 without a remainder.

1, 19, 691

Step-4: Factors of 13140

List of positive integer factors of 13140 that divides 13129 without a remainder.

1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 73, 90, 146, 180, 219, 292, 365, 438, 657, 730, 876, 1095, 1314, 1460, 2190, 2628, 3285, 4380, 6570

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13129 and 13140. The biggest common factor number is the GCF number.
So the greatest common factor 13129 and 13140 is 1.

Also check out the Least Common Multiple of 13129 and 13140