What is the Greatest Common Factor of 99390 and 99398?

Greatest common factor (GCF) of 99390 and 99398 is 2.

GCF(99390,99398) = 2

We will now calculate the prime factors of 99390 and 99398, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 99390 and 99398.

How to find the GCF of 99390 and 99398?

We will first find the prime factorization of 99390 and 99398. After we will calculate the factors of 99390 and 99398 and find the biggest common factor number .

Step-1: Prime Factorization of 99390

Prime factors of 99390 are 2, 3, 5, 3313. Prime factorization of 99390 in exponential form is:

99390 = 2¹ × 3¹ × 5¹ × 3313¹

Step-2: Prime Factorization of 99398

Prime factors of 99398 are 2, 13, 3823. Prime factorization of 99398 in exponential form is:

99398 = 2¹ × 13¹ × 3823¹

Step-3: Factors of 99390

List of positive integer factors of 99390 that divides 99390 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 3313, 6626, 9939, 16565, 19878, 33130, 49695

Step-4: Factors of 99398

List of positive integer factors of 99398 that divides 99390 without a remainder.

1, 2, 13, 26, 3823, 7646, 49699

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 99390 and 99398. The biggest common factor number is the GCF number.
So the greatest common factor 99390 and 99398 is 2.

Also check out the Least Common Multiple of 99390 and 99398