Solutions by everydaycalculation.com
The GCF of 21 and 819 is 21.
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Find HCF of: 42 & 1638 63 & 2457 7 & 273 105 & 4095 147 & 5733 3 & 117 42 & 819 21 & 1638 63 & 819 21 & 2457 105 & 819 21 & 4095 147 & 819 21 & 5733
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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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