166 is a composite number. A Prime number has exactly 2 factors, 1 and the number itself. All even numbers greater than 2 (numbers ending in 2, 4, 6, 8, or 0) are composites because they have more than 2 factors.
I think composite. (:
81 is not prime. Its prime factorization is 3x3x3x3.
No, 166 is even and 2 is the only even prime number.
It is not a prime number, it is a composite number.
It is prime
86 is not a prime number, so is a composite.
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
The number is not COMPOSITE. Instead, it is a prime number.
A prime number has two factors, a composite number has more than two.
Composite (the only even number that is prime is2).
It is 1 that is neither a prime or a composite number The number 1 is neither prime nor composite.