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The GCF of 21 and 1959 is 3.
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Find HCF of: 42 & 3918 63 & 5877 7 & 653 105 & 9795 42 & 1959 21 & 3918 63 & 1959 21 & 5877 105 & 1959 21 & 9795 147 & 1959
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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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