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The GCF of 42 and 561 is 3.
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Find HCF of: 84 & 1122 126 & 1683 14 & 187 210 & 2805 294 & 3927 84 & 561 42 & 1122 126 & 561 42 & 1683 210 & 561 42 & 2805 294 & 561 42 & 3927
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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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