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A span is the distance measured by a human hand, from the tip of the thumb to the tip of the little finger. In ancient times, a span was considered to be half a cubit. Someti ..more definition+
In relation to the base unit of [length] => (meters), 1 Zeptometers (zm) is equal to 1.0E-21 meters, while 1 Spans (span) = 0.2286 meters.8638635988 Zeptometers | to common length units |
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8638635988 zm | = 8.638635988E-12 meters (m) |
8638635988 zm | = 8.638635988E-15 kilometers (km) |
8638635988 zm | = 8.638635988E-10 centimeters (cm) |
8638635988 zm | = 2.8341981587927E-11 feet (ft) |
8638635988 zm | = 3.4010377905512E-10 inches (in) |
8638635988 zm | = 9.4473271959755E-12 yards (yd) |
8638635988 zm | = 5.3677995431679E-15 miles (mi) |
8638635988 zm | = 9.1307853165627E-28 light years (ly) |
8638635988 zm | = 3.2649966902673E-8 pixels (PX) |
8638635988 zm | = 5.3991474925E+23 planck length (pl) |