What is the Greatest Common Factor of 17115 and 17129?

Greatest common factor (GCF) of 17115 and 17129 is 7.

GCF(17115,17129) = 7

We will now calculate the prime factors of 17115 and 17129, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17115 and 17129.

How to find the GCF of 17115 and 17129?

We will first find the prime factorization of 17115 and 17129. After we will calculate the factors of 17115 and 17129 and find the biggest common factor number .

Step-1: Prime Factorization of 17115

Prime factors of 17115 are 3, 5, 7, 163. Prime factorization of 17115 in exponential form is:

17115 = 3¹ × 5¹ × 7¹ × 163¹

Step-2: Prime Factorization of 17129

Prime factors of 17129 are 7, 2447. Prime factorization of 17129 in exponential form is:

17129 = 7¹ × 2447¹

Step-3: Factors of 17115

List of positive integer factors of 17115 that divides 17115 without a remainder.

1, 3, 5, 7, 15, 21, 35, 105, 163, 489, 815, 1141, 2445, 3423, 5705

Step-4: Factors of 17129

List of positive integer factors of 17129 that divides 17115 without a remainder.

1, 7, 2447

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17115 and 17129. The biggest common factor number is the GCF number.
So the greatest common factor 17115 and 17129 is 7.

Also check out the Least Common Multiple of 17115 and 17129