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prime numbers have only factors of themselves and 1; therefore 45 is composite--it has factors of 1,3,5,9,15,45

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16y ago

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11y ago

245 is a composite number because it has more than two factors.

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8y ago

Composite. All positive, whole numbers greater than five and ending in 0, 2, 4, 5, 6 or 8 are composite.

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13y ago

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 have a different name.

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8y ago

It is composite.

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Wiki User

8y ago

composite

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Wiki User

8y ago

Composite.

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Wiki User

8y ago

composite

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Q: Is 2 45 prime or composite?
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Related questions

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.


What are 2 whole numbers that are not prime or composite?

nine 2 is the 45


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.


Is 75 and 45 prime or composite?

Both composite.


45 and 102 relatively prime?

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. 45 and 102 are both composite.


Is 45a prime number or a composite?

45 is composite.


Is 45 a prime or composite number in math?

It is a composite number.


Is 45 and 54 prime numbers?

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. neither 45 nor 54 are prime.


Is 45 prime or composite?

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


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

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


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

1, 3, 5, 9, 15, 45 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.