| 637 cm * | 0.3937007874 in | = 250.787401575 in | 
| 1 cm | 
| Mjerna jedinica | Dužina | 
|---|---|
| Nanometar | 6370000000.0 nm | 
| mikrometar | 6370000.0 µm | 
| Milimetar | 6370.0 mm | 
| Centimetar | 637.0 cm | 
| Palac | 250.787401575 in | 
| Stopa | 20.8989501312 ft | 
| Jard | 6.9663167104 yd | 
| Metar | 6.37 m | 
| Kilometar | 0.00637 km | 
| Milja | 0.0039581345 mi | 
| Nautička milja | 0.0034395248 nmi | 
