Seventy nine is the 22nd prime number. It is an emirp, because the reverse of 79 is 97 which is also a prime number. The square root of 79 is equal to 8.88819
Seventy nine is the 22nd prime number. It is an emirp, because the reverse of 79 is 97 which is also a prime number. The square root of 79 is equal to 8.88819
The nearest previous perfect square is 64 and the nearest next perfect square is 81 .