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The GCF of 3991 and 840 is 1.
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Find HCF of: 7982 & 1680 7982 & 840 3991 & 1680 3991 & 2520 3991 & 4200 3991 & 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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