What is the Greatest Common Factor of 556 and 569?

Greatest common factor (GCF) of 556 and 569 is 1.

GCF(556,569) = 1

We will now calculate the prime factors of 556 and 569, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 556 and 569.

How to find the GCF of 556 and 569?

We will first find the prime factorization of 556 and 569. After we will calculate the factors of 556 and 569 and find the biggest common factor number .

Step-1: Prime Factorization of 556

Prime factors of 556 are 2, 139. Prime factorization of 556 in exponential form is:

556 = 2² × 139¹

Step-2: Prime Factorization of 569

Prime factors of 569 are 569. Prime factorization of 569 in exponential form is:

569 = 569¹

Step-3: Factors of 556

List of positive integer factors of 556 that divides 556 without a remainder.

1, 2, 4, 139, 278

Step-4: Factors of 569

List of positive integer factors of 569 that divides 556 without a remainder.

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 556 and 569. The biggest common factor number is the GCF number.
So the greatest common factor 556 and 569 is 1.

Also check out the Least Common Multiple of 556 and 569