What is the Greatest Common Factor of 9930 and 9943?

Greatest common factor (GCF) of 9930 and 9943 is 1.

GCF(9930,9943) = 1

We will now calculate the prime factors of 9930 and 9943, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9930 and 9943.

How to find the GCF of 9930 and 9943?

We will first find the prime factorization of 9930 and 9943. After we will calculate the factors of 9930 and 9943 and find the biggest common factor number .

Step-1: Prime Factorization of 9930

Prime factors of 9930 are 2, 3, 5, 331. Prime factorization of 9930 in exponential form is:

9930 = 2¹ × 3¹ × 5¹ × 331¹

Step-2: Prime Factorization of 9943

Prime factors of 9943 are 61, 163. Prime factorization of 9943 in exponential form is:

9943 = 61¹ × 163¹

Step-3: Factors of 9930

List of positive integer factors of 9930 that divides 9930 without a remainder.

1, 2, 3, 5, 6, 10, 15, 30, 331, 662, 993, 1655, 1986, 3310, 4965

Step-4: Factors of 9943

List of positive integer factors of 9943 that divides 9930 without a remainder.

1, 61, 163

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9930 and 9943. The biggest common factor number is the GCF number.
So the greatest common factor 9930 and 9943 is 1.

Also check out the Least Common Multiple of 9930 and 9943