9 is not a prime. 73 is a prime.
There is an infinite number of combinations to do this. The most obvious is 1 x 73
1 x 73, 73 x 1 = 73
1 and 73
The prime numbers between 73 and 100 are: 73, 79, 83, 89, 97
The square root of 73 is between 8 and 9.
9 is not a prime. 73 is a prime.
17 and 19
9+64 = 73
There is an infinite number of combinations to do this. The most obvious is 1 x 73
1 and 73
1 x 73, 73 x 1 = 73
A reversible prime is a number such as 37, where reversing the order of the digits gives 73 which is also a prime.
1 and 73
The prime numbers between 73 and 100 are: 73, 79, 83, 89, 97
They are: 1*73 = 73 which is a prime number
8.54400374531753 but there is no square root really because 73 is a prime number