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The picometer (symbol: pm) or picometre (International spelling) is a unit of length in the metric system, equal to 1×10−12 m, or one trillionth (1/1000000000 ..more definition+
A twip (abbreviating "twentieth of a point", "twentieth of an inch point") is a typographical measurement, defined as 1/20 of a typographical point. One twip is 1/1440 inch o ..more definition+
In relation to the base unit of [length] => (meters), 1 Picometers (pm) is equal to 1.0E-12 meters, while 1 Twips (twip) = 1.7639E-5 meters.| 21000 Picometers | to common length units |
|---|---|
| 21000 pm | = 2.1E-8 meters (m) |
| 21000 pm | = 2.1E-11 kilometers (km) |
| 21000 pm | = 2.1E-6 centimeters (cm) |
| 21000 pm | = 6.8897637795276E-8 feet (ft) |
| 21000 pm | = 8.2677165354331E-7 inches (in) |
| 21000 pm | = 2.2965879265092E-8 yards (yd) |
| 21000 pm | = 1.3048795036984E-11 miles (mi) |
| 21000 pm | = 2.2196385160131E-24 light years (ly) |
| 21000 pm | = 7.9370088739539E-5 pixels (PX) |
| 21000 pm | = 1.3125E+27 planck length (pl) |