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What is the Greatest Common Factor of 9982 and 9987?

Greatest common factor (GCF) of 9982 and 9987 is 1.

GCF(9982,9987) = 1

We will now calculate the prime factors of 9982 and 9987, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 9982 and 9987.

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How to find the GCF of 9982 and 9987?

We will first find the prime factorization of 9982 and 9987. After we will calculate the factors of 9982 and 9987 and find the biggest common factor number .

Step-1: Prime Factorization of 9982

Prime factors of 9982 are 2, 7, 23, 31. Prime factorization of 9982 in exponential form is:

9982 = 21 × 71 × 231 × 311

Step-2: Prime Factorization of 9987

Prime factors of 9987 are 3, 3329. Prime factorization of 9987 in exponential form is:

9987 = 31 × 33291

Step-3: Factors of 9982

List of positive integer factors of 9982 that divides 9982 without a remainder.

1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 4991

Step-4: Factors of 9987

List of positive integer factors of 9987 that divides 9982 without a remainder.

1, 3, 3329

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 9982 and 9987. The biggest common factor number is the GCF number.
So the greatest common factor 9982 and 9987 is 1.

Also check out the Least Common Multiple of 9982 and 9987