What is the smallest 9 digit number of the form $aaa, \! aaa, \! aaa$ such that it is divisible by 9? (Notice that all the digits of this number must be the same!)
Question:
What is the smallest 9 digit number of the form $aaa, \! aaa, \! aaa$ such that it is divisible by 9? (Notice that all the digits of this number must be the same!)
Answer:
Let's think step by step.

user
111, \! 111, \! 111
What is the smallest 9 digit number of the form $aaa, \! aaa, \! aaa$ such that it is divisible by 9? (Notice that all the digits of this number must be the same!)
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