11
It is 97. it is largest, because it is the largest double digit prime number.
The first two-digit prime number is 11.
The first 'three digit' Prime Number is 101.
97
11
23
101 is the first three-digit prime number.
10001 is not a prime number (it is 73 x 137)The "first 5-digit prime number" is 10007.
9797 is the largest two digit prime number.
679 is the product of the largest single-digit prime number and the largest two-digit prime number.
11 is the smallest two-digit prime number.
997 is the biggest 3 digit prime number.