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The GCF of 820 and 215 is 5.
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Find HCF of: 1640 & 430 2460 & 645 4100 & 1075 164 & 43 5740 & 1505 1640 & 215 820 & 430 2460 & 215 820 & 645 4100 & 215 820 & 1075 5740 & 215 820 & 1505
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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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