What is the Greatest Common Factor of 81318 and 81322?

Greatest common factor (GCF) of 81318 and 81322 is 2.

GCF(81318,81322) = 2

We will now calculate the prime factors of 81318 and 81322, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 81318 and 81322.

How to find the GCF of 81318 and 81322?

We will first find the prime factorization of 81318 and 81322. After we will calculate the factors of 81318 and 81322 and find the biggest common factor number .

Step-1: Prime Factorization of 81318

Prime factors of 81318 are 2, 3, 13553. Prime factorization of 81318 in exponential form is:

81318 = 2¹ × 3¹ × 13553¹

Step-2: Prime Factorization of 81322

Prime factors of 81322 are 2, 73, 557. Prime factorization of 81322 in exponential form is:

81322 = 2¹ × 73¹ × 557¹

Step-3: Factors of 81318

List of positive integer factors of 81318 that divides 81318 without a remainder.

1, 2, 3, 6, 13553, 27106, 40659

Step-4: Factors of 81322

List of positive integer factors of 81322 that divides 81318 without a remainder.

1, 2, 73, 146, 557, 1114, 40661

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 81318 and 81322. The biggest common factor number is the GCF number.
So the greatest common factor 81318 and 81322 is 2.

Also check out the Least Common Multiple of 81318 and 81322