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The GCF of 690 and 9720 is 30.
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Find HCF of: 345 & 4860 230 & 3240 138 & 1944 1380 & 9720 2070 & 9720 3450 & 9720 4830 & 9720
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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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