The GCF is 3.
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6
The common factors of 18, 30, and 42 are: 1, 2, 3, and 6The Greatest Common Factor (GCF) is: 6
The greatest common factor (GCF) is: 2
The greatest common factor of the numbers 14 and 30 is 2.
The greatest common factor (GCF) is 2.