What is the Greatest Common Factor of 30690 and 30694?

Greatest common factor (GCF) of 30690 and 30694 is 2.

GCF(30690,30694) = 2

We will now calculate the prime factors of 30690 and 30694, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 30690 and 30694.

How to find the GCF of 30690 and 30694?

We will first find the prime factorization of 30690 and 30694. After we will calculate the factors of 30690 and 30694 and find the biggest common factor number .

Step-1: Prime Factorization of 30690

Prime factors of 30690 are 2, 3, 5, 11, 31. Prime factorization of 30690 in exponential form is:

30690 = 2¹ × 3² × 5¹ × 11¹ × 31¹

Step-2: Prime Factorization of 30694

Prime factors of 30694 are 2, 103, 149. Prime factorization of 30694 in exponential form is:

30694 = 2¹ × 103¹ × 149¹

Step-3: Factors of 30690

List of positive integer factors of 30690 that divides 30690 without a remainder.

1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 31, 33, 45, 55, 62, 66, 90, 93, 99, 110, 155, 165, 186, 198, 279, 310, 330, 341, 465, 495, 558, 682, 930, 990, 1023, 1395, 1705, 2046, 2790, 3069, 3410, 5115, 6138, 10230, 15345

Step-4: Factors of 30694

List of positive integer factors of 30694 that divides 30690 without a remainder.

1, 2, 103, 149, 206, 298, 15347

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 30690 and 30694. The biggest common factor number is the GCF number.
So the greatest common factor 30690 and 30694 is 2.

Also check out the Least Common Multiple of 30690 and 30694