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What is the Greatest Common Factor of 1392 and 1404?

Greatest common factor (GCF) of 1392 and 1404 is 12.

GCF(1392,1404) = 12

We will now calculate the prime factors of 1392 and 1404, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 1392 and 1404.

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How to find the GCF of 1392 and 1404?

We will first find the prime factorization of 1392 and 1404. After we will calculate the factors of 1392 and 1404 and find the biggest common factor number .

Step-1: Prime Factorization of 1392

Prime factors of 1392 are 2, 3, 29. Prime factorization of 1392 in exponential form is:

1392 = 24 × 31 × 291

Step-2: Prime Factorization of 1404

Prime factors of 1404 are 2, 3, 13. Prime factorization of 1404 in exponential form is:

1404 = 22 × 33 × 131

Step-3: Factors of 1392

List of positive integer factors of 1392 that divides 1392 without a remainder.

1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696

Step-4: Factors of 1404

List of positive integer factors of 1404 that divides 1392 without a remainder.

1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 1392 and 1404. The biggest common factor number is the GCF number.
So the greatest common factor 1392 and 1404 is 12.

Also check out the Least Common Multiple of 1392 and 1404