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The GCF of 556 and 8420 is 4.
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Find HCF of: 278 & 4210 1112 & 8420 1668 & 8420 2780 & 8420 3892 & 8420
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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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