| 649 cm * | 0.01 m | = 6.49 m | 
| 1 cm | 
| Unidad de medida | Longitudes | 
|---|---|
| Nanómetro | 6490000000.0 nm | 
| Micrómetro | 6490000.0 µm | 
| Milímetro | 6490.0 mm | 
| Centímetro | 649.0 cm | 
| Pulgada | 255.511811024 in | 
| Pie | 21.2926509186 ft | 
| Yarda | 7.0975503062 yd | 
| Metro | 6.49 m | 
| Kilómetro | 0.00649 km | 
| Milla | 0.004032699 mi | 
| Milla náutica | 0.0035043197 nmi | 
