The prime numbers from 1 to 18 are 2, 3, 5, 7, 11, 13, and 17.
2, 5 and 11.
18 is not a prime number so no number can have 18 as a prime factor.
No, neither 12 nor 18 are prime numbers. A prime number is a number greater than 1 that can only be divided by 1 and itself. Both 12 and 18 can be divided by numbers other than 1 and themselves, so they are not prime.
no.
All odd numbers that can not be divided by 3 evenly would be relatively prime with 18.
2, 3, and 13 are all prime numbers and their sum is equal to 18.
18 prime numbers
The prime numbers from 1 to 18 are 2, 3, 5, 7, 11, 13, and 17.
The prime numbers (factors) of 18 are: 2 and 3
There are two pairs of prime numbers that express 18 as the sum of two prime numbers: 7 + 11 = 18 and 5 + 13 = 18.
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.
5 and 41 are prime numbers but 18 is a composite number
The sum of the prime numbers 2, 5, and 11 is 18.
2, 5 and 11.
Prime factors of 18 are 2 and 3.
18 is not a prime number so no number can have 18 as a prime factor.