Composite. This can be most easily seen by the fact that it ends in a 5, thus it is a multiple of 5, and since it is not itself 5, it is composite.
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45 is not prime. 45 = 3 * 3 * 5The number 45 is known to be a prime number. This learnt in 8th grade math.It is a composite number.45 factors are1,3,5,9,15,45There are more than 2 factors.
45 is a composite number. A prime number has only 2 factors which are 1 and itself. Composite numbers are everything else except 1 and 0. 1 and 0 are neither prime, nor composite.
1, 3, 5, 9, 15, 45 Composite
No, 45 is not a prime number. It is a composite number. A prime number can only be divided by 1 and itself. 45 can also be divided by 3, 5, 9, and 15.
If you mean 45 then it is a composite number because it has more than two factors