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The kilometer (SI symbol: km) or kilometre (British spelling) is a unit of length in the metric system, equal to 1000 meters (kilo- being the SI prefix for 1000). It is ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Roman Actus (actus) = 35.5 meters.| 397400 Kilometers | to common length units |
|---|---|
| 397400 km | = 397400000 meters (m) |
| 397400 km | = 397400 kilometers (km) |
| 397400 km | = 39740000000 centimeters (cm) |
| 397400 km | = 1303805774.2782 feet (ft) |
| 397400 km | = 15645669291.339 inches (in) |
| 397400 km | = 434601924.75941 yards (yd) |
| 397400 km | = 246932.91179512 miles (mi) |
| 397400 km | = 4.2004016488743E-8 light years (ly) |
| 397400 km | = 1501984441194.9 pixels (PX) |
| 397400 km | = 2.48375E+43 planck length (pl) |