As a product of its prime factors 2*3*3 = 18.
A prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
A Prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
2, 3 and 13
18 is not a prime number so no number can have 18 as a prime factor.
2, 3, and 13 are all prime numbers and their sum is equal to 18.
Prime numbers are integers. They won't equal a decimal.
You can multiply the number 18 by different numbers that are relatively prime, for example by different prime numbers.
As a product of its prime factors 2*3*3 = 18.
A prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
As a product of its prime factors: 2*3*3 = 18
2,5,11
A Prime number has only 2 factors which are 1 and itself. 11 and 7 equal 18 when added.
2, 3 and 13
3 times 3 times 2 equals 18
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.