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The GCF of 18 and 3420 is 18.
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Find HCF of: 36 & 6840 9 & 1710 6 & 1140 36 & 3420 18 & 6840 54 & 3420 90 & 3420 126 & 3420
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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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