24
97 has two factors.
16, which is the square of 4, is a two digit even number.
63? But it has more than two one-digit factors.
63
The largest two-digit even number is 98. In the decimal system, each digit can range from 0 to 9, but for a two-digit number, the first digit cannot be zero. Since we are looking for an even number, the last digit must be an even number, which leaves us with 0, 2, 4, 6, or 8. Among these options, 8 is the largest even digit, resulting in 98 as the largest two-digit even number.
24
25
36
The first 2 digit integer is 10. This is an even number and is therefore the answer.
63.
The two-digit factors of 100 and 1000 are all composite.
101 is the first three-digit prime number.