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The GCF of 686 and 306 is 2.
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Find HCF of: 1372 & 612 343 & 153 2058 & 918 3430 & 1530 4802 & 2142 1372 & 306 686 & 612 2058 & 306 686 & 918 3430 & 306 686 & 1530 4802 & 306 686 & 2142
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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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