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MyVoiceIsBeautiful
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And even 7 cannot play a role here, because it has to be less than 6, and it's not a perfect square, its a prime number. Can't place 9 at the end either because three goes into it thrice, not twice :P
That requires a lot of thinking. Your first digit can't be a 5 because if you double that, then you get a 10, and that will leave you with five digits. It can't be a 1 either because if you double that, then you are left with 2, and it says that your