393

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Number

$393$ (three hundred and ninety-three) is:

$3 \times 131$


The $12$th palindromic lucky number:
$1$, $3$, $7$, $9$, $33$, $99$, $111$, $141$, $151$, $171$, $303$, $393$, $\ldots$


Also see

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