What is the Greatest Common Factor of 545 and 559?

Greatest common factor (GCF) of 545 and 559 is 1.

GCF(545,559) = 1

We will now calculate the prime factors of 545 and 559, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 545 and 559.

How to find the GCF of 545 and 559?

We will first find the prime factorization of 545 and 559. After we will calculate the factors of 545 and 559 and find the biggest common factor number .

Step-1: Prime Factorization of 545

Prime factors of 545 are 5, 109. Prime factorization of 545 in exponential form is:

545 = 5¹ × 109¹

Step-2: Prime Factorization of 559

Prime factors of 559 are 13, 43. Prime factorization of 559 in exponential form is:

559 = 13¹ × 43¹

Step-3: Factors of 545

List of positive integer factors of 545 that divides 545 without a remainder.

1, 5, 109

Step-4: Factors of 559

List of positive integer factors of 559 that divides 545 without a remainder.

1, 13, 43

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 545 and 559. The biggest common factor number is the GCF number.
So the greatest common factor 545 and 559 is 1.

Also check out the Least Common Multiple of 545 and 559