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The GCF of 21 and 402 is 3.
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Find HCF of: 42 & 804 63 & 1206 7 & 134 105 & 2010 147 & 2814 42 & 402 21 & 804 63 & 402 21 & 1206 105 & 402 21 & 2010 147 & 402 21 & 2814
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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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