See also: Orders of magnitude, orders of magnitude (length)
External link Conversion Calculator for Units of LENGTH (http://www.ex.ac.uk/cimt/dictunit/ccleng.htm)
... an average density of 173.1/km² (447.3/mi²). The racial makeup of the town is 89.99% White, 4.23% African American, 0.97% Native American, 0.97% Asian, 0.00% ...