The GCF of 45 and 54 is 6.
The factors of 42 are 1,2,3,6, and 7 because these are the only numbers that will divide evenly into 42 with no remainder.
The factors of 54 are 1,2,3,6, and 9.
The common factors of these two numbers are 1,2,3, and 6 because they appear in both lists of factors.
Of these common factors, 6 is the largest number.
Therefore the greatest common factor for 42 and 54 is 6.
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The greatest common factor (GCF) refers to a factor that is COMMON to two or more numbers. You have only one number in the question! The greatest factor of any number is itself.
The GCF is 6.
The greatest common factor of 42, 54, and 78 is 6. 54 = 2 x 3^3 42 = 2 x 3 x 7 78 = 2 x 3 x 13 So the highest common factor is 2 x 3 = 6
The greatest common factor of 54 and 80 is 2
The greatest common factor (GCF) is often also called the greatest common divisor (GCD) or highest common factor (HCF). Keep in mind that these different terms all refer to the same thing: the largest integer which evenly divides two or more numbers.The greatest common factor of 24, 30, 40, 42, and 54 is 2
Highest common factor of 36, 42, and 54 is 6.