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The prime factorization of 18 is 2 x 3 x 3, so 2 and 3 are both prime factors of 18.

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โˆ™ 2014-02-14 20:40:14
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Q: Which is a prime factor of the composite number 18?
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What two composite numbers have the prime who's prime factors are 18?

18 is not a prime number so no number can have 18 as a prime factor.


What is the prime factor of the composite number of 18?

18 = 2 * 3 * 3


Is 18 a prime or factor?

18 is a factor (composite).


What is the greatest common factor of 18 and 73?

The GCF of a prime number and a composite number is 1 if the former is not a factor of the latter. 73 is a prime number and 18 is a composite number and 73 is not a factor of 18 because 18 is not divisible by 73. So, GCF(73, 18) = 1.


What is the prime factor of the composite number 18?

The prime factorization of 18 is 3 x 3 x 2.


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.


Are 2 and 18 composite or prime?

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


Is 18 a prime number or a composite?

18 is composite.


Is 18 a composite or a prime number?

It is a composite number.


Is 18 composite or prime number?

composite


Is 18 a composite or prime number?

COMPOSITE


Is 18 prime or composite number?

composite


Is 18 prime or composite?

composite The number 18 is a composite number. It is a composite number because composite numbers are whole numbers that have three or more factors.


What are the prime and composite numbers of 33 18?

To find the prime and composite factors of a number, list all the factor pairs of the number. Then, go through them and list the primes and composites. 33 1 x 33 3 x 11 The prime factors are 3 and 11. The composite factor is 33. 1 is neither prime nor composite. 18 1 x 18 2 x 9 3 x 6 The prime factors are 2 and 3. The composite factors are 6, 9, and 18.


What is the next composite number after 17?

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


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.


Is 18 a prime or composite?

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.


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 prime or composite of 18?

18 is composite.


Is 9 a prime number and a factor of 18?

No. 9 is a composite number (3 x 3). But it is a factor of 18. Factors of 18 are 1, 2, 3, 6, 9, 18. 18 = 2 x 3 x 3


Is 18 a twin prime?

A twin prime is a prime number that differs from another prime number by two. 18 is not a prime; it is a composite number. All even numbers are composites and 18 is an even number.


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 a composite number or a prime number?

All even numbers greater than 2 are composite.


Is 18 a prime your composite?

composite


What is the prime and composite number for 18?

factors of 18: 1, 2, 3, 6, 9 and 18 prime factors of 18: 2, 3 composite factors of 18: 6, 9, 18