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What is the Greatest Common Factor of 66890 and 66902?

Greatest common factor (GCF) of 66890 and 66902 is 2.

GCF(66890,66902) = 2

We will now calculate the prime factors of 66890 and 66902, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66890 and 66902.

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How to find the GCF of 66890 and 66902?

We will first find the prime factorization of 66890 and 66902. After we will calculate the factors of 66890 and 66902 and find the biggest common factor number .

Step-1: Prime Factorization of 66890

Prime factors of 66890 are 2, 5, 6689. Prime factorization of 66890 in exponential form is:

66890 = 21 × 51 × 66891

Step-2: Prime Factorization of 66902

Prime factors of 66902 are 2, 11, 3041. Prime factorization of 66902 in exponential form is:

66902 = 21 × 111 × 30411

Step-3: Factors of 66890

List of positive integer factors of 66890 that divides 66890 without a remainder.

1, 2, 5, 10, 6689, 13378, 33445

Step-4: Factors of 66902

List of positive integer factors of 66902 that divides 66890 without a remainder.

1, 2, 11, 22, 3041, 6082, 33451

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66890 and 66902. The biggest common factor number is the GCF number.
So the greatest common factor 66890 and 66902 is 2.

Also check out the Least Common Multiple of 66890 and 66902