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The GCF of 42 and 809 is 1.
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Find HCF of: 84 & 1618 126 & 2427 210 & 4045 294 & 5663 84 & 809 42 & 1618 126 & 809 42 & 2427 210 & 809 42 & 4045 294 & 809 42 & 5663
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The greatest common factor (GCF) is also known as greatest common divisor (GCD) or highest common factor (HCF).
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