What is the Greatest Common Factor of 75123 and 75142?

Greatest common factor (GCF) of 75123 and 75142 is 1.

GCF(75123,75142) = 1

We will now calculate the prime factors of 75123 and 75142, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75123 and 75142.

How to find the GCF of 75123 and 75142?

We will first find the prime factorization of 75123 and 75142. After we will calculate the factors of 75123 and 75142 and find the biggest common factor number .

Step-1: Prime Factorization of 75123

Prime factors of 75123 are 3, 17, 491. Prime factorization of 75123 in exponential form is:

75123 = 3² × 17¹ × 491¹

Step-2: Prime Factorization of 75142

Prime factors of 75142 are 2, 37571. Prime factorization of 75142 in exponential form is:

75142 = 2¹ × 37571¹

Step-3: Factors of 75123

List of positive integer factors of 75123 that divides 75123 without a remainder.

1, 3, 9, 17, 51, 153, 491, 1473, 4419, 8347, 25041

Step-4: Factors of 75142

List of positive integer factors of 75142 that divides 75123 without a remainder.

1, 2, 37571

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75123 and 75142. The biggest common factor number is the GCF number.
So the greatest common factor 75123 and 75142 is 1.

Also check out the Least Common Multiple of 75123 and 75142