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What is the Greatest Common Factor of 11916 and 11928?

Greatest common factor (GCF) of 11916 and 11928 is 12.

GCF(11916,11928) = 12

We will now calculate the prime factors of 11916 and 11928, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 11916 and 11928.

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How to find the GCF of 11916 and 11928?

We will first find the prime factorization of 11916 and 11928. After we will calculate the factors of 11916 and 11928 and find the biggest common factor number .

Step-1: Prime Factorization of 11916

Prime factors of 11916 are 2, 3, 331. Prime factorization of 11916 in exponential form is:

11916 = 22 × 32 × 3311

Step-2: Prime Factorization of 11928

Prime factors of 11928 are 2, 3, 7, 71. Prime factorization of 11928 in exponential form is:

11928 = 23 × 31 × 71 × 711

Step-3: Factors of 11916

List of positive integer factors of 11916 that divides 11916 without a remainder.

1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 662, 993, 1324, 1986, 2979, 3972, 5958

Step-4: Factors of 11928

List of positive integer factors of 11928 that divides 11916 without a remainder.

1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 11916 and 11928. The biggest common factor number is the GCF number.
So the greatest common factor 11916 and 11928 is 12.

Also check out the Least Common Multiple of 11916 and 11928