What is the Greatest Common Factor of 9965 and 9983?

Greatest common factor (GCF) of 9965 and 9983 is 1.

GCF(9965,9983) = 1

We will now calculate the prime factors of 9965 and 9983, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9965 and 9983.

How to find the GCF of 9965 and 9983?

We will first find the prime factorization of 9965 and 9983. After we will calculate the factors of 9965 and 9983 and find the biggest common factor number .

Step-1: Prime Factorization of 9965

Prime factors of 9965 are 5, 1993. Prime factorization of 9965 in exponential form is:

9965 = 5¹ × 1993¹

Step-2: Prime Factorization of 9983

Prime factors of 9983 are 67, 149. Prime factorization of 9983 in exponential form is:

9983 = 67¹ × 149¹

Step-3: Factors of 9965

List of positive integer factors of 9965 that divides 9965 without a remainder.

1, 5, 1993

Step-4: Factors of 9983

List of positive integer factors of 9983 that divides 9965 without a remainder.

1, 67, 149

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9965 and 9983. The biggest common factor number is the GCF number.
So the greatest common factor 9965 and 9983 is 1.

Also check out the Least Common Multiple of 9965 and 9983