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The GCF of 21 and 1568 is 7.
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Find HCF of: 42 & 3136 63 & 4704 105 & 7840 3 & 224 42 & 1568 21 & 3136 63 & 1568 21 & 4704 105 & 1568 21 & 7840 147 & 1568
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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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