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The GCF of 420 and 4170 is 30.
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Find HCF of: 840 & 8340 210 & 2085 140 & 1390 84 & 834 840 & 4170 420 & 8340 1260 & 4170 2100 & 4170 2940 & 4170
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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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