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The GCF of 18 and 645 is 3.
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Find HCF of: 36 & 1290 54 & 1935 6 & 215 90 & 3225 126 & 4515 36 & 645 18 & 1290 54 & 645 18 & 1935 90 & 645 18 & 3225 126 & 645 18 & 4515
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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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