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The GCF of 690 and 3390 is 30.
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Find HCF of: 1380 & 6780 345 & 1695 230 & 1130 138 & 678 1380 & 3390 690 & 6780 2070 & 3390 3450 & 3390 4830 & 3390
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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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