What is the Greatest Common Factor of 30834 and 30842?

Greatest common factor (GCF) of 30834 and 30842 is 2.

GCF(30834,30842) = 2

We will now calculate the prime factors of 30834 and 30842, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30834 and 30842.

How to find the GCF of 30834 and 30842?

We will first find the prime factorization of 30834 and 30842. After we will calculate the factors of 30834 and 30842 and find the biggest common factor number .

Step-1: Prime Factorization of 30834

Prime factors of 30834 are 2, 3, 571. Prime factorization of 30834 in exponential form is:

30834 = 2¹ × 3³ × 571¹

Step-2: Prime Factorization of 30842

Prime factors of 30842 are 2, 7, 2203. Prime factorization of 30842 in exponential form is:

30842 = 2¹ × 7¹ × 2203¹

Step-3: Factors of 30834

List of positive integer factors of 30834 that divides 30834 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 571, 1142, 1713, 3426, 5139, 10278, 15417

Step-4: Factors of 30842

List of positive integer factors of 30842 that divides 30834 without a remainder.

1, 2, 7, 14, 2203, 4406, 15421

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30834 and 30842. The biggest common factor number is the GCF number.
So the greatest common factor 30834 and 30842 is 2.

Also check out the Least Common Multiple of 30834 and 30842