What is the Greatest Common Factor of 38115 and 38122?

Greatest common factor (GCF) of 38115 and 38122 is 7.

GCF(38115,38122) = 7

We will now calculate the prime factors of 38115 and 38122, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 38115 and 38122.

How to find the GCF of 38115 and 38122?

We will first find the prime factorization of 38115 and 38122. After we will calculate the factors of 38115 and 38122 and find the biggest common factor number .

Step-1: Prime Factorization of 38115

Prime factors of 38115 are 3, 5, 7, 11. Prime factorization of 38115 in exponential form is:

38115 = 3² × 5¹ × 7¹ × 11²

Step-2: Prime Factorization of 38122

Prime factors of 38122 are 2, 7, 389. Prime factorization of 38122 in exponential form is:

38122 = 2¹ × 7² × 389¹

Step-3: Factors of 38115

List of positive integer factors of 38115 that divides 38115 without a remainder.

1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 121, 165, 231, 315, 363, 385, 495, 605, 693, 847, 1089, 1155, 1815, 2541, 3465, 4235, 5445, 7623, 12705

Step-4: Factors of 38122

List of positive integer factors of 38122 that divides 38115 without a remainder.

1, 2, 7, 14, 49, 98, 389, 778, 2723, 5446, 19061

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 38115 and 38122. The biggest common factor number is the GCF number.
So the greatest common factor 38115 and 38122 is 7.

Also check out the Least Common Multiple of 38115 and 38122