| 642 mm * | 0.1 cm | = 64.2 cm | 
| 1 mm | 
| Ölçü birimleri | Uzunlukları | 
|---|---|
| Nanometre | 642000000.0 nm | 
| Mikrometre | 642000.0 µm | 
| Milimetre | 642.0 mm | 
| Santimetre | 64.2 cm | 
| İnç | 25.2755905512 in | 
| Fit | 2.1062992126 ft | 
| Yarda | 0.7020997375 yd | 
| Metre | 0.642 m | 
| Kilometre | 0.000642 km | 
| Mil | 0.0003989203 mi | 
| Deniz mili | 0.0003466523 nmi | 
