$$12 \sqrt{ 4 } \times \sqrt{ 4 } \times 7 \sqrt{ 6 } \times 11 \sqrt{ 7 }$$
$3696\sqrt{42}\approx 23952.817621315$
$$7\times 11\times 12\times 4\sqrt{6}\sqrt{7}$$
$$77\times 12\times 4\sqrt{6}\sqrt{7}$$
$$924\times 4\sqrt{6}\sqrt{7}$$
$$3696\sqrt{6}\sqrt{7}$$
$$3696\sqrt{42}$$
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