Question

[Lê Phan Hải Quỳnh]

Each digit of a positive integer is 1 or 2 or 3 . Given that each of the digit 1;2 and 3 occurs at least twice
What is the smallest such integer that is not divisible by 2 or 3? 

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Answer 1

[pham thi thuy linh]

moi chu so cua mot so nguyen duong la 1 hoac 2 hoac 3.cho rang moi chu so 1,2 va3 say ra it nhat 2 lan 

so nho nhat do la gi ma khong phai chia het cho 2 hoac 3