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What is the Greatest Common Factor of 27756 and 27774?

Greatest common factor (GCF) of 27756 and 27774 is 18.

GCF(27756,27774) = 18

We will now calculate the prime factors of 27756 and 27774, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 27756 and 27774.

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How to find the GCF of 27756 and 27774?

We will first find the prime factorization of 27756 and 27774. After we will calculate the factors of 27756 and 27774 and find the biggest common factor number .

Step-1: Prime Factorization of 27756

Prime factors of 27756 are 2, 3, 257. Prime factorization of 27756 in exponential form is:

27756 = 22 × 33 × 2571

Step-2: Prime Factorization of 27774

Prime factors of 27774 are 2, 3, 1543. Prime factorization of 27774 in exponential form is:

27774 = 21 × 32 × 15431

Step-3: Factors of 27756

List of positive integer factors of 27756 that divides 27756 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 771, 1028, 1542, 2313, 3084, 4626, 6939, 9252, 13878

Step-4: Factors of 27774

List of positive integer factors of 27774 that divides 27756 without a remainder.

1, 2, 3, 6, 9, 18, 1543, 3086, 4629, 9258, 13887

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 27756 and 27774. The biggest common factor number is the GCF number.
So the greatest common factor 27756 and 27774 is 18.

Also check out the Least Common Multiple of 27756 and 27774