Reconstructs a number from a list of coefficients and units
NumberCompose[{c1, …, cn}, {u1, …, un}]
NumberCompose[{5, 1, 2, 1.32}, {10, 5, 2, 1}]
→ 60.32NumberCompose[{1, 3, 46, 40}, {86400, 3600, 60, 1}]
→ 100000NumberCompose[{1, Pi, E}, {5, 2, 1}]
→ 5 + E + 2*Pi