729 lightyears equals 6,896,872,514,511,402,832,498,786,304 nanometers.
Convert 729 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, astronomical units, parsecs, etc...
Convert 6.8968725145114E+27 nanometers into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, hands, astronomical units, parsecs, etc...