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A metric foot (defined as 300 mm, or about 11.8 inches) has been used occasionally in the UK but has never been an official unit. The sizes of the studios at BBC Televi ..more definition+
In relation to the base unit of [length] => (meters), 1 Exameters (Em) is equal to 1000000000000000000 meters, while 1 Metric Foot (mf) = 0.3 meters.| 400 Exameters | to common length units |
|---|---|
| 400 Em | = 4.0E+20 meters (m) |
| 400 Em | = 4.0E+17 kilometers (km) |
| 400 Em | = 4.0E+22 centimeters (cm) |
| 400 Em | = 1.3123359580052E+21 feet (ft) |
| 400 Em | = 1.5748031496063E+22 inches (in) |
| 400 Em | = 4.3744531933508E+20 yards (yd) |
| 400 Em | = 2.4854847689493E+17 miles (mi) |
| 400 Em | = 42278.82887644 light years (ly) |
| 400 Em | = 1.5118112140865E+24 pixels (PX) |
| 400 Em | = 2.5E+55 planck length (pl) |