What is the Greatest Common Factor of 5123 and 5139?

Greatest common factor (GCF) of 5123 and 5139 is 1.

GCF(5123,5139) = 1

We will now calculate the prime factors of 5123 and 5139, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 5123 and 5139.

How to find the GCF of 5123 and 5139?

We will first find the prime factorization of 5123 and 5139. After we will calculate the factors of 5123 and 5139 and find the biggest common factor number .

Step-1: Prime Factorization of 5123

Prime factors of 5123 are 47, 109. Prime factorization of 5123 in exponential form is:

5123 = 47¹ × 109¹

Step-2: Prime Factorization of 5139

Prime factors of 5139 are 3, 571. Prime factorization of 5139 in exponential form is:

5139 = 3² × 571¹

Step-3: Factors of 5123

List of positive integer factors of 5123 that divides 5123 without a remainder.

1, 47, 109

Step-4: Factors of 5139

List of positive integer factors of 5139 that divides 5123 without a remainder.

1, 3, 9, 571, 1713

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 5123 and 5139. The biggest common factor number is the GCF number.
So the greatest common factor 5123 and 5139 is 1.

Also check out the Least Common Multiple of 5123 and 5139