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The GCF of 840 and 666 is 6.
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Find HCF of: 1680 & 1332 420 & 333 2520 & 1998 280 & 222 4200 & 3330 5880 & 4662 1680 & 666 840 & 1332 2520 & 666 840 & 1998 4200 & 666 840 & 3330 5880 & 666 840 & 4662
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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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