What is the Greatest Common Factor of 17564 and 17578?

Greatest common factor (GCF) of 17564 and 17578 is 2.

GCF(17564,17578) = 2

We will now calculate the prime factors of 17564 and 17578, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 17564 and 17578.

How to find the GCF of 17564 and 17578?

We will first find the prime factorization of 17564 and 17578. After we will calculate the factors of 17564 and 17578 and find the biggest common factor number .

Step-1: Prime Factorization of 17564

Prime factors of 17564 are 2, 4391. Prime factorization of 17564 in exponential form is:

17564 = 2² × 4391¹

Step-2: Prime Factorization of 17578

Prime factors of 17578 are 2, 11, 17, 47. Prime factorization of 17578 in exponential form is:

17578 = 2¹ × 11¹ × 17¹ × 47¹

Step-3: Factors of 17564

List of positive integer factors of 17564 that divides 17564 without a remainder.

1, 2, 4, 4391, 8782

Step-4: Factors of 17578

List of positive integer factors of 17578 that divides 17564 without a remainder.

1, 2, 11, 17, 22, 34, 47, 94, 187, 374, 517, 799, 1034, 1598, 8789

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 17564 and 17578. The biggest common factor number is the GCF number.
So the greatest common factor 17564 and 17578 is 2.

Also check out the Least Common Multiple of 17564 and 17578