I hope that's what you mean - 1000000 cm cubes is equal to:
100000 meters (m)
10 kilometers (km)
100000 decimeters (dm)
10000000 milimeters (mm)
10000000000 micrometers / microns (µm)
100000000000000 angstrom (A)
393700,79 inches (")
32808,40 feet (ft)
10936,13 yards (yd)
6,21 land miles (mi)
5,40 nautical miles (nmi)