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The GCF of 21 and 1710 is 3.
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Find HCF of: 42 & 3420 63 & 5130 7 & 570 105 & 8550 42 & 1710 21 & 3420 63 & 1710 21 & 5130 105 & 1710 21 & 8550 147 & 1710
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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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