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The factors of 54 are:

1, 2, 3, 6, 9, 18, 27, 54

The factors of 90 are:

1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90

The factors of 126 are:

1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126

The Greatest Common Factor:

GCF = 18

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9y ago
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Wiki User

11y ago

' 1 ' is.

(Without that '19' in there, the GCF would have been ' 6 '.)

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Wiki User

8y ago

The GCF is 1.

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7y ago

The GCF is 18.

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Q: What is the gcf of 90 54 19 12?
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