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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 Earth Circumference (Ec) is equal to 40000000 meters, while 1 Kilometers (km) = 1000 meters.| 700 Earth Circumference | to common length units |
|---|---|
| 700 Ec | = 28000000000 meters (m) |
| 700 Ec | = 28000000 kilometers (km) |
| 700 Ec | = 2800000000000 centimeters (cm) |
| 700 Ec | = 91863517060.367 feet (ft) |
| 700 Ec | = 1102362204724.4 inches (in) |
| 700 Ec | = 30621172353.456 yards (yd) |
| 700 Ec | = 17398393.382645 miles (mi) |
| 700 Ec | = 2.9595180213508E-6 light years (ly) |
| 700 Ec | = 1.0582678498605E+14 pixels (PX) |
| 700 Ec | = 1.75E+45 planck length (pl) |