What is the Greatest Common Factor of 75429 and 75447?

Greatest common factor (GCF) of 75429 and 75447 is 9.

GCF(75429,75447) = 9

We will now calculate the prime factors of 75429 and 75447, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 75429 and 75447.

How to find the GCF of 75429 and 75447?

We will first find the prime factorization of 75429 and 75447. After we will calculate the factors of 75429 and 75447 and find the biggest common factor number .

Step-1: Prime Factorization of 75429

Prime factors of 75429 are 3, 17, 29. Prime factorization of 75429 in exponential form is:

75429 = 3² × 17² × 29¹

Step-2: Prime Factorization of 75447

Prime factors of 75447 are 3, 83, 101. Prime factorization of 75447 in exponential form is:

75447 = 3² × 83¹ × 101¹

Step-3: Factors of 75429

List of positive integer factors of 75429 that divides 75429 without a remainder.

1, 3, 9, 17, 29, 51, 87, 153, 261, 289, 493, 867, 1479, 2601, 4437, 8381, 25143

Step-4: Factors of 75447

List of positive integer factors of 75447 that divides 75429 without a remainder.

1, 3, 9, 83, 101, 249, 303, 747, 909, 8383, 25149

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 75429 and 75447. The biggest common factor number is the GCF number.
So the greatest common factor 75429 and 75447 is 9.

Also check out the Least Common Multiple of 75429 and 75447