$$\left. \begin{array} { l } { 24 = ( 2 \times 2 \times 2 \times 3 ) } \\ { 36 = ( 2 ) \times 2 \times 3 ( 3 ) } \\ { 4 k = ( 2 ) \times 2 \times 2 \times 2 \times 3 ) } \end{array} \right.$$
$\text{true},\ \text{true},\ k=12$
$k=12$
