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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+
The x unit (symbol xu) is a unit of length approximately equal to 0.1 pm (10−13 m). It is used to quote the wavelength of X-rays and gamma rays.
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 X Unit (xu) = 1.002004E-13 meters.| 56 Kilometers | to common length units |
|---|---|
| 56 km | = 56000 meters (m) |
| 56 km | = 56 kilometers (km) |
| 56 km | = 5600000 centimeters (cm) |
| 56 km | = 183727.03412073 feet (ft) |
| 56 km | = 2204724.4094488 inches (in) |
| 56 km | = 61242.344706912 yards (yd) |
| 56 km | = 34.796786765291 miles (mi) |
| 56 km | = 5.9190360427016E-12 light years (ly) |
| 56 km | = 211653569.9721 pixels (PX) |
| 56 km | = 3.5E+39 planck length (pl) |