The square root of 54 is between 7 and 8. That means that half of the factors will be 7 or less and half will be 8 or higher. From the rules of divisibility, we know that 2, 3, 6 and 9 are factors. Dividing those numbers into 54 gives us the rest.
1, 2, 3, 6, 9, 18, 27, 54
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1,2,3,6,9,18,27 and 54
The prime factors of 54 are found by repetitive division 54 divided by 2 = 27 27 divided by 3 = 9 9 divided by 3 = 3 3 divided by 3 = 1 So, the prime factors of 54 are 2, 3, 3, and 3
The common factors of 28 and 54 are: 1, 2
The GCF is 3.
What are the greatest common factors of 12 54 60