For any two natural numbers a and b, if adivides b then greatest common factor of a and b is a.
Here 3 divides 54. So, greatest common factor of 3 and 54 is 3.
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The greatest common factor of 21 and 54 is 3. The greatest common factor is the highest number that divides exactly into two or more numbers. factors of 21: 1, 3, 7, 21 factors of 54: 1, 2, 3, 6, 9, 18, 27, 54 The greatest common factor of 21 and 54 is 3.
The Greatest Common Factor (GCF) of 54 and 39 is 3.
It is: 3
The greatest common factor of 42 and 75 is 3.
The GCF is 3.