It is composite.
361 is not prime. It is divisible by 19.
361 is a multiple of 19.
All composite.
It is a composite number.
It is not a prime number, it is a composite number.
It is not a prime number, it is a composite number.
It is a composite number, not a prime number.
It is a prime number, and therefore not a composite number.251 is prime.
It is a prime number, and therefore not a composite number.211 is a prime number.
It is a Prime number, and therefore not a composite number.211 is a prime number.
No 168 is not a prime number it is a composite number