Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Question

anonymous · Answer

I can, but I dont know if there is a specific way to find this. I dont know how many solutions there is, but here is one: 3211000

anonymous · Answer

Actually I think thats the only solution.