27

Number Theory Level pending

The \(\overline{abc}\) is a three-digit positive integer, so that both of \(\overline{a}\) and \(\overline{b}\) are bigger than \(0\). We know that \(27\) is a divisor of \(\overline{abc}\). What is the probality that the \(\overline{bca}\) number is also divisible by \(27\)?

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