What is the Greatest Common Factor of 7378 and 7398?

Greatest common factor (GCF) of 7378 and 7398 is 2.

GCF(7378,7398) = 2

We will now calculate the prime factors of 7378 and 7398, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 7378 and 7398.

How to find the GCF of 7378 and 7398?

We will first find the prime factorization of 7378 and 7398. After we will calculate the factors of 7378 and 7398 and find the biggest common factor number .

Step-1: Prime Factorization of 7378

Prime factors of 7378 are 2, 7, 17, 31. Prime factorization of 7378 in exponential form is:

7378 = 2¹ × 7¹ × 17¹ × 31¹

Step-2: Prime Factorization of 7398

Prime factors of 7398 are 2, 3, 137. Prime factorization of 7398 in exponential form is:

7398 = 2¹ × 3³ × 137¹

Step-3: Factors of 7378

List of positive integer factors of 7378 that divides 7378 without a remainder.

1, 2, 7, 14, 17, 31, 34, 62, 119, 217, 238, 434, 527, 1054, 3689

Step-4: Factors of 7398

List of positive integer factors of 7398 that divides 7378 without a remainder.

1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 7378 and 7398. The biggest common factor number is the GCF number.
So the greatest common factor 7378 and 7398 is 2.

Also check out the Least Common Multiple of 7378 and 7398