9 is the greatest common factor in these numbers. You are left with 1, 3 and 6 respectively. You cannot further reduce these by common factors as one of them has been reduced to one.
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The GCF of 27, 36, and 54 is 9.
The GCF is 27.
1, 2, 3, 6, 9, 18, 27, 54 1, 3, 9, 27, 81 The GCF is 27.
Since 27 is a factor of 54, it is automatically the GCF of this problem.27. 27*2=54.Since 27 is a factor of 54, it is automatically the GCF of this problem.
The GCF is 27.