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A city block is between 1⁄20 and 1⁄8 mi (80 and 200 m). In Manhattan, the measurement "block" usually refers to a north–south block, which is 1⁄20 miles or 80 meters. Someti ..more definition+
In relation to the base unit of [length] => (meters), 1 Femtometers (fm) is equal to 1.0E-15 meters, while 1 Blocks (bl) = 80.4672 meters.| 4440000000 Femtometers | to common length units |
|---|---|
| 4440000000 fm | = 4.44E-6 meters (m) |
| 4440000000 fm | = 4.44E-9 kilometers (km) |
| 4440000000 fm | = 0.000444 centimeters (cm) |
| 4440000000 fm | = 1.4566929133858E-5 feet (ft) |
| 4440000000 fm | = 0.0001748031496063 inches (in) |
| 4440000000 fm | = 4.8556430446194E-6 yards (yd) |
| 4440000000 fm | = 2.7588880935338E-9 miles (mi) |
| 4440000000 fm | = 4.6929500052849E-22 light years (ly) |
| 4440000000 fm | = 0.01678110447636 pixels (PX) |
| 4440000000 fm | = 2.775E+29 planck length (pl) |