A number with only two factors.
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No. For example, 61 is a prime number; 16 is not a prime number.
No, the answer is not going to be a prime number. For example, 2*3=6 which is not a prime number.
8 is NOT a prime number. It is divisible by 2, for example.
2 is a real world prime number.
no, because it has a 2 at the end. if the last digit in the number is an even number, then it is not a prime number. Also if the only factors of the number is 1 and itself then it is a prime number. example 1: 5,622 = not prime number.... example 2: 13=prime number because the only factors are 1 and 13.