What is the Greatest Common Factor of 93981 and 93990?

Greatest common factor (GCF) of 93981 and 93990 is 3.

GCF(93981,93990) = 3

We will now calculate the prime factors of 93981 and 93990, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 93981 and 93990.

How to find the GCF of 93981 and 93990?

We will first find the prime factorization of 93981 and 93990. After we will calculate the factors of 93981 and 93990 and find the biggest common factor number .

Step-1: Prime Factorization of 93981

Prime factors of 93981 are 3, 31327. Prime factorization of 93981 in exponential form is:

93981 = 3¹ × 31327¹

Step-2: Prime Factorization of 93990

Prime factors of 93990 are 2, 3, 5, 13, 241. Prime factorization of 93990 in exponential form is:

93990 = 2¹ × 3¹ × 5¹ × 13¹ × 241¹

Step-3: Factors of 93981

List of positive integer factors of 93981 that divides 93981 without a remainder.

1, 3, 31327

Step-4: Factors of 93990

List of positive integer factors of 93990 that divides 93981 without a remainder.

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 241, 390, 482, 723, 1205, 1446, 2410, 3133, 3615, 6266, 7230, 9399, 15665, 18798, 31330, 46995

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 93981 and 93990. The biggest common factor number is the GCF number.
So the greatest common factor 93981 and 93990 is 3.

Also check out the Least Common Multiple of 93981 and 93990