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The GCF of 420 and 9090 is 30.
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Find HCF of: 210 & 4545 140 & 3030 84 & 1818 840 & 9090 1260 & 9090 2100 & 9090 2940 & 9090
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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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