What is the Greatest Common Factor of 17140 and 17145?

Greatest common factor (GCF) of 17140 and 17145 is 5.

GCF(17140,17145) = 5

We will now calculate the prime factors of 17140 and 17145, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17140 and 17145.

How to find the GCF of 17140 and 17145?

We will first find the prime factorization of 17140 and 17145. After we will calculate the factors of 17140 and 17145 and find the biggest common factor number .

Step-1: Prime Factorization of 17140

Prime factors of 17140 are 2, 5, 857. Prime factorization of 17140 in exponential form is:

17140 = 2² × 5¹ × 857¹

Step-2: Prime Factorization of 17145

Prime factors of 17145 are 3, 5, 127. Prime factorization of 17145 in exponential form is:

17145 = 3³ × 5¹ × 127¹

Step-3: Factors of 17140

List of positive integer factors of 17140 that divides 17140 without a remainder.

1, 2, 4, 5, 10, 20, 857, 1714, 3428, 4285, 8570

Step-4: Factors of 17145

List of positive integer factors of 17145 that divides 17140 without a remainder.

1, 3, 5, 9, 15, 27, 45, 127, 135, 381, 635, 1143, 1905, 3429, 5715

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17140 and 17145. The biggest common factor number is the GCF number.
So the greatest common factor 17140 and 17145 is 5.

Also check out the Least Common Multiple of 17140 and 17145