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What is the Greatest Common Factor of 66378 and 66382?

Greatest common factor (GCF) of 66378 and 66382 is 2.

GCF(66378,66382) = 2

We will now calculate the prime factors of 66378 and 66382, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 66378 and 66382.

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How to find the GCF of 66378 and 66382?

We will first find the prime factorization of 66378 and 66382. After we will calculate the factors of 66378 and 66382 and find the biggest common factor number .

Step-1: Prime Factorization of 66378

Prime factors of 66378 are 2, 3, 13, 23, 37. Prime factorization of 66378 in exponential form is:

66378 = 21 × 31 × 131 × 231 × 371

Step-2: Prime Factorization of 66382

Prime factors of 66382 are 2, 33191. Prime factorization of 66382 in exponential form is:

66382 = 21 × 331911

Step-3: Factors of 66378

List of positive integer factors of 66378 that divides 66378 without a remainder.

1, 2, 3, 6, 13, 23, 26, 37, 39, 46, 69, 74, 78, 111, 138, 222, 299, 481, 598, 851, 897, 962, 1443, 1702, 1794, 2553, 2886, 5106, 11063, 22126, 33189

Step-4: Factors of 66382

List of positive integer factors of 66382 that divides 66378 without a remainder.

1, 2, 33191

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 66378 and 66382. The biggest common factor number is the GCF number.
So the greatest common factor 66378 and 66382 is 2.

Also check out the Least Common Multiple of 66378 and 66382