Two Three Five Seven Eleven....

Number Theory Level 1

How many even prime numbers are in our number system?

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111 1 11111 1111

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Golam Mohammad Kibria by Golam Mohammad Kibria , 26, Bangladesh

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3 solutions

Only even prime number 2

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how?plz explain

Tatinee Sarker - 6 years, 1 month ago
Sahba Hasan
Jul 20, 2015

The only even prime number is 2 2 . Other even numbers are divisible be 2 2 and hence are not prime.

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2 is the only even prime number

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