99.71 kilometres
5.6 kilometers = 5 kilometers 600 meters or 5,600 meters.
266 km = 165.284 mi. Algebraic Steps / Dimensional Analysis 266 km*100000 cm1 km*1 in 2.54 cm*1 mi 63360 in=165.2847371 mi
Please think before you ask questions here. The answer is, as you stated above, 1 million.