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What is the Greatest Common Factor of 91982 and 91989?

Greatest common factor (GCF) of 91982 and 91989 is 1.

GCF(91982,91989) = 1

We will now calculate the prime factors of 91982 and 91989, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 91982 and 91989.

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How to find the GCF of 91982 and 91989?

We will first find the prime factorization of 91982 and 91989. After we will calculate the factors of 91982 and 91989 and find the biggest common factor number .

Step-1: Prime Factorization of 91982

Prime factors of 91982 are 2, 11, 37, 113. Prime factorization of 91982 in exponential form is:

91982 = 21 × 111 × 371 × 1131

Step-2: Prime Factorization of 91989

Prime factors of 91989 are 3, 3407. Prime factorization of 91989 in exponential form is:

91989 = 33 × 34071

Step-3: Factors of 91982

List of positive integer factors of 91982 that divides 91982 without a remainder.

1, 2, 11, 22, 37, 74, 113, 226, 407, 814, 1243, 2486, 4181, 8362, 45991

Step-4: Factors of 91989

List of positive integer factors of 91989 that divides 91982 without a remainder.

1, 3, 9, 27, 3407, 10221, 30663

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 91982 and 91989. The biggest common factor number is the GCF number.
So the greatest common factor 91982 and 91989 is 1.

Also check out the Least Common Multiple of 91982 and 91989