4.2135635224831e+20 hands equals 42,809,805,388,428,294,488,365,989,888 nanometers.
Convert 4.2135635224831e+20 hands into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, lightyears, astronomical units, parsecs, etc...
Convert 4.2809805388428E+28 nanometers into meters, kilometers, decimeters, centimeters, milimeters, micrometers, picometers, inches, feet, yards, miles, lightyears, astronomical units, parsecs, etc...