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The GCF of 21 and 3220 is 7.
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Find HCF of: 42 & 6440 63 & 9660 3 & 460 42 & 3220 21 & 6440 63 & 3220 21 & 9660 105 & 3220 147 & 3220
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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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