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What is the Greatest Common Factor of 55958 and 55966?

Greatest common factor (GCF) of 55958 and 55966 is 2.

GCF(55958,55966) = 2

We will now calculate the prime factors of 55958 and 55966, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 55958 and 55966.

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How to find the GCF of 55958 and 55966?

We will first find the prime factorization of 55958 and 55966. After we will calculate the factors of 55958 and 55966 and find the biggest common factor number .

Step-1: Prime Factorization of 55958

Prime factors of 55958 are 2, 7, 571. Prime factorization of 55958 in exponential form is:

55958 = 21 × 72 × 5711

Step-2: Prime Factorization of 55966

Prime factors of 55966 are 2, 27983. Prime factorization of 55966 in exponential form is:

55966 = 21 × 279831

Step-3: Factors of 55958

List of positive integer factors of 55958 that divides 55958 without a remainder.

1, 2, 7, 14, 49, 98, 571, 1142, 3997, 7994, 27979

Step-4: Factors of 55966

List of positive integer factors of 55966 that divides 55958 without a remainder.

1, 2, 27983

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 55958 and 55966. The biggest common factor number is the GCF number.
So the greatest common factor 55958 and 55966 is 2.

Also check out the Least Common Multiple of 55958 and 55966