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The GCF of 21 and 3780 is 21.
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Find HCF of: 42 & 7560 7 & 1260 3 & 540 42 & 3780 21 & 7560 63 & 3780 105 & 3780 147 & 3780
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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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