Find LCM(21⋅31,23⋅53)\text{LCM}(2^{1} \cdot 3^{1}, 2^{3} \cdot 5^{3})LCM(21⋅31,23⋅53).
23⋅31⋅532^{3} \cdot 3^{1} \cdot 5^{3}23⋅31⋅53
111
2⋅3⋅52 \cdot 3 \cdot 52⋅3⋅5
22⋅322^2 \cdot 3^222⋅32