Convert Kilometers to PicometersHow many picometers are in a kilometer? Easy km to pm conversion.
1 Kilometer =
KilometersA kilometer, or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. In most of the world, it is the most common unit for measuring distance between places.
PicometersA picometer, or picometre, is a unit of length equal to one trillionth of a meter.