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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 astronomical unit (symbol au, or ua) is a unit of length, roughly the distance from Earth to the Sun. However, that distance varies as Earth orbits the Sun, f ..more definition+
In relation to the base unit of [length] => (meters), 1 Kilometers (km) is equal to 1000 meters, while 1 Astronomical Unit (au) = 149597870700 meters.| 1279990517 Kilometers | to common length units |
|---|---|
| 1279990517 km | = 1279990517000 meters (m) |
| 1279990517 km | = 1279990517 kilometers (km) |
| 1279990517 km | = 1.279990517E+14 centimeters (cm) |
| 1279990517 km | = 4199443953412.1 feet (ft) |
| 1279990517 km | = 50393327440945 inches (in) |
| 1279990517 km | = 1399814651137.4 yards (yd) |
| 1279990517 km | = 795349233.60077 miles (mi) |
| 1279990517 km | = 0.00013529125007927 light years (ly) |
| 1279990517 km | = 4.8377600438123E+15 pixels (PX) |
| 1279990517 km | = 7.99994073125E+46 planck length (pl) |