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The GCF of 171 and 243 is 9.
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Find HCF of: 342 & 486 513 & 729 57 & 81 855 & 1215 1197 & 1701 342 & 243 171 & 486 513 & 243 171 & 729 855 & 243 171 & 1215 1197 & 243 171 & 1701
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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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