4.2327307853829e+20 decimeters equals 42,327,307,853,828,998,311,945,699,328 nanometers.
Convert 4.2327307853829e+20 decimeters into meters, kilometers, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, lightyears, astronomical units, parsecs, etc...
Convert 4.2327307853829E+28 nanometers into meters, kilometers, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, lightyears, astronomical units, parsecs, etc...