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The GCF of 28 and 279 is 1.
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Find HCF of: 56 & 558 84 & 837 140 & 1395 196 & 1953 56 & 279 28 & 558 84 & 279 28 & 837 140 & 279 28 & 1395 196 & 279 28 & 1953
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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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