Write the set of even prime numbers from 1 to 50

Answer: Prime numbers between 1 and 50 are 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47.

As we can notice 2 is the only even number in the above set. So, the answer to your question is 2.

Key Features of prime numbers:

• It is divisible by 1 and the number itself.
• Two prime numbers must be coprime to each other.
• 2 is the only even prime number in the number system.