Is there a sensible approach?
Number Theory
Level
pending
Find the largest six digit number less than 500000 such that the sum of it's digits is 43?
The answer is 499993.
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1 solution
Comment
0 votes There can be many.. First digit should be 4. And the rest 5 digits sum should be equal to 39. For Ex: 499993 => sum of digits is 43 and number is less than 500000