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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+
A rack unit (abbreviated U or RU) is a unit of measure defined as 1.75 inches (44.45 mm). It is most frequently used as a measurement of the overall height of 19-inch and ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Rack Unit (ru) = 0.04445 meters.| 407400 Kilometers | to common length units |
|---|---|
| 407400 km | = 407400000 meters (m) |
| 407400 km | = 407400 kilometers (km) |
| 407400 km | = 40740000000 centimeters (cm) |
| 407400 km | = 1336614173.2283 feet (ft) |
| 407400 km | = 16039370078.74 inches (in) |
| 407400 km | = 445538057.74278 yards (yd) |
| 407400 km | = 253146.62371749 miles (mi) |
| 407400 km | = 4.3060987210654E-8 light years (ly) |
| 407400 km | = 1539779721547.1 pixels (PX) |
| 407400 km | = 2.54625E+43 planck length (pl) |