Oh, isn't that a lovely question! To find the highest common factor (HCF) of 9, 54, and 18, we first look at the factors of each number. The factors of 9 are 1, 3, and 9; the factors of 54 are 1, 2, 3, 6, 9, 18, 27, and 54; and the factors of 18 are 1, 2, 3, 6, 9, and 18. The largest number that appears in the factors of all three numbers is 9, so the HCF of 9, 54, and 18 is 9. Isn't that just a happy little number to find?
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The highest common factor (HCF) of 9, 54, and 18 is 9. To find the HCF, you need to determine the largest number that can evenly divide all three numbers. In this case, 9 is the largest number that can divide all three numbers without leaving a remainder. This makes 9 the highest common factor of 9, 54, and 18.
Well, honey, the highest common factor (HCF) of 9, 54, and 18 is 9. You see, 9 is the largest number that can divide all three numbers without leaving a remainder. So, there you have it - the sassy math answer you didn't know you needed.
hcf(18, 54, 81) = 9. Using prime factorization: 18 = 2 x 3^2 54 = 2 x 3^3 81 = 3^4 hcf = 3^2 = 9
The GCF is 18.
The GCF/HCF of 54 and 504 is 18.
It is: 18
The HCF is 18