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The GCF of 61 and 57 is 1.
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Find HCF of: 122 & 114 183 & 171 305 & 285 427 & 399 122 & 57 61 & 114 183 & 57 61 & 171 305 & 57 61 & 285 427 & 57 61 & 399
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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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