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What is the Greatest Common Factor of 66862 and 66872?

Greatest common factor (GCF) of 66862 and 66872 is 2.

GCF(66862,66872) = 2

We will now calculate the prime factors of 66862 and 66872, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66862 and 66872.

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How to find the GCF of 66862 and 66872?

We will first find the prime factorization of 66862 and 66872. After we will calculate the factors of 66862 and 66872 and find the biggest common factor number .

Step-1: Prime Factorization of 66862

Prime factors of 66862 are 2, 101, 331. Prime factorization of 66862 in exponential form is:

66862 = 21 × 1011 × 3311

Step-2: Prime Factorization of 66872

Prime factors of 66872 are 2, 13, 643. Prime factorization of 66872 in exponential form is:

66872 = 23 × 131 × 6431

Step-3: Factors of 66862

List of positive integer factors of 66862 that divides 66862 without a remainder.

1, 2, 101, 202, 331, 662, 33431

Step-4: Factors of 66872

List of positive integer factors of 66872 that divides 66862 without a remainder.

1, 2, 4, 8, 13, 26, 52, 104, 643, 1286, 2572, 5144, 8359, 16718, 33436

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66862 and 66872. The biggest common factor number is the GCF number.
So the greatest common factor 66862 and 66872 is 2.

Also check out the Least Common Multiple of 66862 and 66872