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The GCF of 690 and 1890 is 30.
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Find HCF of: 1380 & 3780 345 & 945 2070 & 5670 230 & 630 3450 & 9450 138 & 378 1380 & 1890 690 & 3780 2070 & 1890 690 & 5670 3450 & 1890 690 & 9450 4830 & 1890
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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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