least two-digit composite number = 11
11
The least 2-digit prime number is 11. Thus, 11 squared is 121.
97 has two factors.
10/99 = 0.1010... (repeating)
The first 2 digit integer is 10. This is an even number and is therefore the answer.
95
121
123, three number 45, two number
The greatest two-digit prime number is 97. The lowest two-digit prime number is 11. The product of the two numbers is equal to 1067.
Four. (100 x 10 = 1,000)
How about X for 10 or XI for 11