Regarding the question as being, What are the prime factors of 18?
A Prime number is a number that only has 1 and itself as factors.
The number "1" itself is not regarded as a prime number.
The prime factors can be obtained by successive division.
18 ÷ 2 = 9
9 ÷ 3 = 3
3 ÷ 3 = 1
The prime factors of 18 are 2,3 and 3. This can be written as 2 and 3².
This can be checked as 2 x 3 x 3 = 18.
18 is not a prime number so no number can have 18 as a prime factor.
2 is a prime number. 18 is a composite number.
Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5
The prime factorization of 18 is 2 * 3^2
The only two prime factors of 18 are: 2, 3
18 is not a prime number so no number can have 18 as a prime factor.
No, 18 is not prime. A prime number can only be divided by 1 and itself.
No, it is not a prime.
The first prime number after 18 is 19.
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.
1 is a factor of 18; neither 1 nor 18 is prime.
Prime factors of 18 are 2 and 3.
The prime numbers (factors) of 18 are: 2 and 3
2 is a prime number. 18 is a composite number.
The prime factorization of 18 is: 2 × 3 × 3
Prime factors of 18 are 2 and 3 Prime factors of 45 are 3 and 5
Prime factors of 18 are 2 and 3 Prime factors of 15 are 3 and 5