What is the Greatest Common Factor of 17157 and 17171?

Greatest common factor (GCF) of 17157 and 17171 is 7.

GCF(17157,17171) = 7

We will now calculate the prime factors of 17157 and 17171, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17157 and 17171.

How to find the GCF of 17157 and 17171?

We will first find the prime factorization of 17157 and 17171. After we will calculate the factors of 17157 and 17171 and find the biggest common factor number .

Step-1: Prime Factorization of 17157

Prime factors of 17157 are 3, 7, 19, 43. Prime factorization of 17157 in exponential form is:

17157 = 3¹ × 7¹ × 19¹ × 43¹

Step-2: Prime Factorization of 17171

Prime factors of 17171 are 7, 11, 223. Prime factorization of 17171 in exponential form is:

17171 = 7¹ × 11¹ × 223¹

Step-3: Factors of 17157

List of positive integer factors of 17157 that divides 17157 without a remainder.

1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 2451, 5719

Step-4: Factors of 17171

List of positive integer factors of 17171 that divides 17157 without a remainder.

1, 7, 11, 77, 223, 1561, 2453

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17157 and 17171. The biggest common factor number is the GCF number.
So the greatest common factor 17157 and 17171 is 7.

Also check out the Least Common Multiple of 17157 and 17171