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Calculate the Greatest Common Factor or GCF of 1227

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The instructions to find the GCF of 1227 are the next:

1. Decompose all numbers into prime factors

12273
409409
1

2. Write all numbers as the product of its prime factors

Prime factors of 1227=3 . 409

3. Choose the common prime factors with the lowest exponent

Common prime factors: 3 , 409

Common prime factors with the lowest exponent: 31, 4091

4. Calculate the Greatest Common Factor or GCF

Remember, to find the GCF of several numbers you must multiply the common prime factors with the lowest exponent.

GCF = 31. 4091 = 1227


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