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The GCF of 321 and 840 is 3.
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Find HCF of: 642 & 1680 963 & 2520 107 & 280 1605 & 4200 2247 & 5880 642 & 840 321 & 1680 963 & 840 321 & 2520 1605 & 840 321 & 4200 2247 & 840 321 & 5880
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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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