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The GCF of 21 and 52 is 1.
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Find HCF of: 42 & 104 63 & 156 105 & 260 147 & 364 42 & 52 21 & 104 63 & 52 21 & 156 105 & 52 21 & 260 147 & 52 21 & 364
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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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