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A light-year (abbreviation: ly), sometimes referred to incorrectly as a light year, is a unit of length used informally to express astronomical distances. It is approxi ..more definition+
In relation to the base unit of [length] => (meters), 1 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Light Years (ly) = 9461000000000000 meters.| 743000000000 Femtometers | to common length units |
|---|---|
| 743000000000 fm | = 0.000743 meters (m) |
| 743000000000 fm | = 7.43E-7 kilometers (km) |
| 743000000000 fm | = 0.0743 centimeters (cm) |
| 743000000000 fm | = 0.0024376640419948 feet (ft) |
| 743000000000 fm | = 0.029251968503937 inches (in) |
| 743000000000 fm | = 0.00081255468066492 yards (yd) |
| 743000000000 fm | = 4.6167879583234E-7 miles (mi) |
| 743000000000 fm | = 7.8532924637988E-20 light years (ly) |
| 743000000000 fm | = 2.8081893301656 pixels (PX) |
| 743000000000 fm | = 4.64375E+31 planck length (pl) |