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What is the Greatest Common Factor of 539 and 555?

Greatest common factor (GCF) of 539 and 555 is 1.

GCF(539,555) = 1

We will now calculate the prime factors of 539 and 555, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 539 and 555.

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How to find the GCF of 539 and 555?

We will first find the prime factorization of 539 and 555. After we will calculate the factors of 539 and 555 and find the biggest common factor number .

Step-1: Prime Factorization of 539

Prime factors of 539 are 7, 11. Prime factorization of 539 in exponential form is:

539 = 72 × 111

Step-2: Prime Factorization of 555

Prime factors of 555 are 3, 5, 37. Prime factorization of 555 in exponential form is:

555 = 31 × 51 × 371

Step-3: Factors of 539

List of positive integer factors of 539 that divides 539 without a remainder.

1, 7, 11, 49, 77

Step-4: Factors of 555

List of positive integer factors of 555 that divides 539 without a remainder.

1, 3, 5, 15, 37, 111, 185

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 539 and 555. The biggest common factor number is the GCF number.
So the greatest common factor 539 and 555 is 1.

Also check out the Least Common Multiple of 539 and 555