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The light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space ..more definition+
In relation to the base unit of [length] => (meters), 1 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Light Seconds (ls) = 299800000 meters.| 3418835234 Femtometers | to common length units |
|---|---|
| 3418835234 fm | = 3.418835234E-6 meters (m) |
| 3418835234 fm | = 3.418835234E-9 kilometers (km) |
| 3418835234 fm | = 0.0003418835234 centimeters (cm) |
| 3418835234 fm | = 1.1216651030184E-5 feet (ft) |
| 3418835234 fm | = 0.0001345998123622 inches (in) |
| 3418835234 fm | = 3.7388836767279E-6 yards (yd) |
| 3418835234 fm | = 2.1243657254136E-9 miles (mi) |
| 3418835234 fm | = 3.6136087453758E-22 light years (ly) |
| 3418835234 fm | = 0.012921583614688 pixels (PX) |
| 3418835234 fm | = 2.13677202125E+29 planck length (pl) |