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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.| 345000000 Femtometers | to common length units |
|---|---|
| 345000000 fm | = 3.45E-7 meters (m) |
| 345000000 fm | = 3.45E-10 kilometers (km) |
| 345000000 fm | = 3.45E-5 centimeters (cm) |
| 345000000 fm | = 1.1318897637795E-6 feet (ft) |
| 345000000 fm | = 1.3582677165354E-5 inches (in) |
| 345000000 fm | = 3.7729658792651E-7 yards (yd) |
| 345000000 fm | = 2.1437306132188E-10 miles (mi) |
| 345000000 fm | = 3.646548990593E-23 light years (ly) |
| 345000000 fm | = 0.0013039371721496 pixels (PX) |
| 345000000 fm | = 2.15625E+28 planck length (pl) |