Convert from hectometer to nanometer

Unit Definition (hectometer)
A hectometre (American spelling: hectometer, symbol: hm) is a measurement of distance equal to 100 metres. This measure is rarely used and is included mostly for completeness, since usage of the SI prefix hecto is no longer recommended.

Unit Definition (nanometer)
Equal to 0.000000001 meters (formerly millimicron), or 0.03937 microinch.