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The GCF of 231 and 840 is 21.
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Find HCF of: 462 & 1680 693 & 2520 77 & 280 1155 & 4200 1617 & 5880 33 & 120 462 & 840 231 & 1680 693 & 840 231 & 2520 1155 & 840 231 & 4200 1617 & 840 231 & 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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