4001 lightyears equals 253,027,549.41 astronomical units.
Convert 4001 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, parsecs, etc...
Convert 253027550 astronomical units into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, parsecs, etc...