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The GCF of 6420 and 210 is 30.
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Find HCF of: 3210 & 105 2140 & 70 1284 & 42 6420 & 420 6420 & 630 6420 & 1050 6420 & 1470
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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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