What is the Greatest Common Factor of 75123 and 75132?

Greatest common factor (GCF) of 75123 and 75132 is 9.

GCF(75123,75132) = 9

We will now calculate the prime factors of 75123 and 75132, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75123 and 75132.

How to find the GCF of 75123 and 75132?

We will first find the prime factorization of 75123 and 75132. After we will calculate the factors of 75123 and 75132 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 75132

Prime factors of 75132 are 2, 3, 2087. Prime factorization of 75132 in exponential form is:

75132 = 2² × 3² × 2087¹

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 75132

List of positive integer factors of 75132 that divides 75123 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 36, 2087, 4174, 6261, 8348, 12522, 18783, 25044, 37566

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75123 and 75132. The biggest common factor number is the GCF number.
So the greatest common factor 75123 and 75132 is 9.

Also check out the Least Common Multiple of 75123 and 75132