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What is the Greatest Common Factor of 13982 and 13986?

Greatest common factor (GCF) of 13982 and 13986 is 2.

GCF(13982,13986) = 2

We will now calculate the prime factors of 13982 and 13986, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 13982 and 13986.

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How to find the GCF of 13982 and 13986?

We will first find the prime factorization of 13982 and 13986. After we will calculate the factors of 13982 and 13986 and find the biggest common factor number .

Step-1: Prime Factorization of 13982

Prime factors of 13982 are 2, 6991. Prime factorization of 13982 in exponential form is:

13982 = 21 × 69911

Step-2: Prime Factorization of 13986

Prime factors of 13986 are 2, 3, 7, 37. Prime factorization of 13986 in exponential form is:

13986 = 21 × 33 × 71 × 371

Step-3: Factors of 13982

List of positive integer factors of 13982 that divides 13982 without a remainder.

1, 2, 6991

Step-4: Factors of 13986

List of positive integer factors of 13986 that divides 13982 without a remainder.

1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 111, 126, 189, 222, 259, 333, 378, 518, 666, 777, 999, 1554, 1998, 2331, 4662, 6993

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 13982 and 13986. The biggest common factor number is the GCF number.
So the greatest common factor 13982 and 13986 is 2.

Also check out the Least Common Multiple of 13982 and 13986