The largest 5-digit prime number is 99,991
-70
The smallest 5 digit integer is -99999. The largest 5 digit integer is 99999. The sum is therefore 0.
The largest 5 digit number is 99999. If this is divided by 11 it leaves a remainder of 9. Therefore the largest 5 digit number divisible by 11 is 99999 - 9 = 99990.
98,765
99,997
what is the largest three-digit number that is divisible by 4, 5, and 6
99,600 is the largest 5-digit number that meets both requirements.
99,991
99999
The largest 5 digit perfect square is 99856 = 3162
109999. (10000 + 99999)