What is the Greatest Common Factor of 19272 and 19281?

Greatest common factor (GCF) of 19272 and 19281 is 3.

GCF(19272,19281) = 3

We will now calculate the prime factors of 19272 and 19281, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 19272 and 19281.

How to find the GCF of 19272 and 19281?

We will first find the prime factorization of 19272 and 19281. After we will calculate the factors of 19272 and 19281 and find the biggest common factor number .

Step-1: Prime Factorization of 19272

Prime factors of 19272 are 2, 3, 11, 73. Prime factorization of 19272 in exponential form is:

19272 = 2³ × 3¹ × 11¹ × 73¹

Step-2: Prime Factorization of 19281

Prime factors of 19281 are 3, 6427. Prime factorization of 19281 in exponential form is:

19281 = 3¹ × 6427¹

Step-3: Factors of 19272

List of positive integer factors of 19272 that divides 19272 without a remainder.

1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 73, 88, 132, 146, 219, 264, 292, 438, 584, 803, 876, 1606, 1752, 2409, 3212, 4818, 6424, 9636

Step-4: Factors of 19281

List of positive integer factors of 19281 that divides 19272 without a remainder.

1, 3, 6427

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 19272 and 19281. The biggest common factor number is the GCF number.
So the greatest common factor 19272 and 19281 is 3.

Also check out the Least Common Multiple of 19272 and 19281