| 678 km * | 0.6213711922 mi | = 421.289668337 mi |
| 1 km |
| Mjerna jedinica | Duljine |
|---|---|
| Nanometar | 6.78e+14 nm |
| mikrometar | 6.78e+11 µm |
| Milimetar | 678000000.0 mm |
| Centimetar | 67800000.0 cm |
| Palac | 26692913.3858 in |
| Stopa | 2224409.44882 ft |
| Jard | 741469.816273 yd |
| Metar | 678000.0 m |
| Kilometar | 678.0 km |
| Milja | 421.289668337 mi |
| Nautička milja | 366.090712743 nmi |
