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45 = 3 * 3 * 5

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Q: What is the prime factor of the composite number 45?
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Is number 45 a prime or composite number?

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.


Which is a prime factor of the composite number 45?

3 and 5


Is 45 a prime or composite number in math?

It is a composite number.


Is 45a prime number or a composite?

45 is composite.


Is 45 a prime or composite number how do you know?

45 is a composite number. A number is composite if it can be evenly divided by and least 3 numbers (if it has at least 3 factors). Any composite number has at least one factor other than one and itself. 45 has 6 factors: 1, 3, 5, 9, 15, and 45.


Identify each number as a prime or composite number 13 33 45 19?

13 and 19 are prime. 33 and 45 are composite.


Is 45 a prime numbers?

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.


Is 15 a prime number of 45?

15 is a factor of 45, but it is not a prime number.


Is 45 a composite or prime or a niether?

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.


What number is not composite 45 11 33 27?

45, 33 and 27 are composite numbers. 11 is a prime number.


What are the factors of 45 and is it a composite or prime number?

1, 3, 5, 9, 15, 45 Composite


Is 45 prime or composite?

45 is a composite since it factors are 5 and 9.