| 664 cm * | 0.032808399 ft | = 21.7847769029 ft | 
| 1 cm | 
| Matavimo vienetas | Ilgis | 
|---|---|
| Nanometras | 6640000000.0 nm | 
| Mikrometras | 6640000.0 µm | 
| Milimetras | 6640.0 mm | 
| Centimetras | 664.0 cm | 
| Colis | 261.417322835 in | 
| Pėda | 21.7847769029 ft | 
| Yard | 7.261592301 yd | 
| Metras | 6.64 m | 
| Kilometras | 0.00664 km | 
| Mylia | 0.0041259047 mi | 
| Jūrmylė | 0.0035853132 nmi | 
