521.31 centimeters = 205.16 inches
This is similar to the length of a standard-sized door, which is typically around 80 inches or 203.2 centimeters.
It is also slightly longer than the height of an average adult male, which is usually around 5 feet 9 inches or 175.26 centimeters.
Additionally, it is slightly longer than the length of a standard classroom ruler, which is typically around 12 inches or 30.48 centimeters.