What is the Greatest Common Factor of 30342 and 30351?

Greatest common factor (GCF) of 30342 and 30351 is 3.

GCF(30342,30351) = 3

We will now calculate the prime factors of 30342 and 30351, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30342 and 30351.

How to find the GCF of 30342 and 30351?

We will first find the prime factorization of 30342 and 30351. After we will calculate the factors of 30342 and 30351 and find the biggest common factor number .

Step-1: Prime Factorization of 30342

Prime factors of 30342 are 2, 3, 13, 389. Prime factorization of 30342 in exponential form is:

30342 = 2¹ × 3¹ × 13¹ × 389¹

Step-2: Prime Factorization of 30351

Prime factors of 30351 are 3, 67, 151. Prime factorization of 30351 in exponential form is:

30351 = 3¹ × 67¹ × 151¹

Step-3: Factors of 30342

List of positive integer factors of 30342 that divides 30342 without a remainder.

1, 2, 3, 6, 13, 26, 39, 78, 389, 778, 1167, 2334, 5057, 10114, 15171

Step-4: Factors of 30351

List of positive integer factors of 30351 that divides 30342 without a remainder.

1, 3, 67, 151, 201, 453, 10117

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30342 and 30351. The biggest common factor number is the GCF number.
So the greatest common factor 30342 and 30351 is 3.

Also check out the Least Common Multiple of 30342 and 30351