What is the Greatest Common Factor of 17391 and 17406?

Greatest common factor (GCF) of 17391 and 17406 is 3.

GCF(17391,17406) = 3

We will now calculate the prime factors of 17391 and 17406, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17391 and 17406.

How to find the GCF of 17391 and 17406?

We will first find the prime factorization of 17391 and 17406. After we will calculate the factors of 17391 and 17406 and find the biggest common factor number .

Step-1: Prime Factorization of 17391

Prime factors of 17391 are 3, 11, 17, 31. Prime factorization of 17391 in exponential form is:

17391 = 3¹ × 11¹ × 17¹ × 31¹

Step-2: Prime Factorization of 17406

Prime factors of 17406 are 2, 3, 967. Prime factorization of 17406 in exponential form is:

17406 = 2¹ × 3² × 967¹

Step-3: Factors of 17391

List of positive integer factors of 17391 that divides 17391 without a remainder.

1, 3, 11, 17, 31, 33, 51, 93, 187, 341, 527, 561, 1023, 1581, 5797

Step-4: Factors of 17406

List of positive integer factors of 17406 that divides 17391 without a remainder.

1, 2, 3, 6, 9, 18, 967, 1934, 2901, 5802, 8703

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17391 and 17406. The biggest common factor number is the GCF number.
So the greatest common factor 17391 and 17406 is 3.

Also check out the Least Common Multiple of 17391 and 17406