2.971198943218e+29 nanometers equals 31,405.6 lightyears.
Convert 2.971198943218e+29 nanometers into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, astronomical units, parsecs, etc...
Convert 31406 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, astronomical units, parsecs, etc...