| 646 km * | 0.6213711922 mi | = 401.405790185 mi |
| 1 km |
| Mjerna jedinica | Jedinica za duljinu |
|---|---|
| Nanometar | 6.46e+14 nm |
| mikrometar | 6.46e+11 µm |
| Milimetar | 646000000.0 mm |
| Centimetar | 64600000.0 cm |
| Palac | 25433070.8661 in |
| Stopa | 2119422.57218 ft |
| Jard | 706474.190726 yd |
| Metar | 646000.0 m |
| Kilometar | 646.0 km |
| Milja | 401.405790185 mi |
| Nautička milja | 348.812095032 nmi |
