What is the Greatest Common Factor of 30447 and 30453?

Greatest common factor (GCF) of 30447 and 30453 is 3.

GCF(30447,30453) = 3

We will now calculate the prime factors of 30447 and 30453, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30447 and 30453.

How to find the GCF of 30447 and 30453?

We will first find the prime factorization of 30447 and 30453. After we will calculate the factors of 30447 and 30453 and find the biggest common factor number .

Step-1: Prime Factorization of 30447

Prime factors of 30447 are 3, 17, 199. Prime factorization of 30447 in exponential form is:

30447 = 3² × 17¹ × 199¹

Step-2: Prime Factorization of 30453

Prime factors of 30453 are 3, 10151. Prime factorization of 30453 in exponential form is:

30453 = 3¹ × 10151¹

Step-3: Factors of 30447

List of positive integer factors of 30447 that divides 30447 without a remainder.

1, 3, 9, 17, 51, 153, 199, 597, 1791, 3383, 10149

Step-4: Factors of 30453

List of positive integer factors of 30453 that divides 30447 without a remainder.

1, 3, 10151

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30447 and 30453. The biggest common factor number is the GCF number.
So the greatest common factor 30447 and 30453 is 3.

Also check out the Least Common Multiple of 30447 and 30453