Convert Kilometers to NanometersHow many nanometers are in a kilometer? Easy km to nm 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.
NanometersA nanometer, or nanometre, is a unit of length equal to one billionth of a meter.