3 milimeters equals 3,000,000,000 picometers.
Convert 3 milimeters into meters, kilometers, decimeters, centimeters, micrometers, nanometers, inches, feet, yards, miles, hands, lightyears, astronomical units, parsecs, etc...
Convert 3000000000 picometers into meters, kilometers, decimeters, centimeters, micrometers, nanometers, inches, feet, yards, miles, hands, lightyears, astronomical units, parsecs, etc...