If 4 * 7 * 2 708 5 * 9 * 3 915 Then 1 * 6 * 8

by

Prime array -- from wolfram mathworld Array prime wolfram mathworld

Prime Array -- from Wolfram MathWorld

Prime Array -- from Wolfram MathWorld

Prime Array -- from Wolfram MathWorld

Prime Array -- from Wolfram MathWorld

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