the only even number that is prime is 2. All other even numbers are divisible by two and hence not prime. The reciprocal or 2 is 1/2 or0.5
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A prime number is any number that only has only one and itself as factors. By definition even numbers have a factor of two. Therefore the only even number that is prime is the number 2.
There are an infinite number of odd prime numbers, but 2 is the only even prime .
2 is even, and it is a prime number. No other even number is prime, since by definition, an even number has 2 as a factor.
2 is the only even prime number. Conceptually, all other even numbers can be divided by 2, therefore contradicting the definition of a prime number. A prime number is a number that's only integer factors are 1 and itself.