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# Why Is the number 18 composite?

Updated: 12/8/2022

Wiki User

12y ago

Because it is even I had this on my math fact thing that you to mrs. Puskaric at ces she helped me with that

Wiki User

12y ago

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Q: Why Is the number 18 composite?
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### Is 18 a composite or a prime number?

All even numbers greater than 2 are composite.

composite

### Are 2 and 18 composite or prime?

2 is a prime number. 18 is a composite number.

### Is 18 composite or prime?

The factors of 18 are: 1, 2, 3, 6, 9, and 18.Since there are other factors in addition to '1' and the number itself,the number is composite.18 is a composite number because it has more than 2 factors18 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.18 is not prime; it is composite. 18 = 2 * 3 * 3

### What is the next composite number after 17?

17 is a prime number - the next composite number after 17 is 18.

### How is 18 a composite number?

18 is a composite number because a prime number can only be multiplied by 1 and itself. 18 can be multiplied by 9 and 2 also.

### Is 18 composite or a prime?

18 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 are the composite numbers of 18?

18 is a composite number having the factors 1, 2, 3, 6, 9, and 18. The composite numbers that are factors of 18 are 6, 9, and 18.

Yes.

### Is 18 a prime number or a composite number and why?

18 is a composite number because it has at least one positive factor other than one or itself.

### Is the number 18 a composite number or a prime 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. 18 is composite.

### What is the composite number after 17?

The number after 17 is 18.