Nile, 6853km

Amazon, 6992km

Yangtze, 6300km

Mississippi, 3730km

Yenisei, 3487km

Yellow River, 5464 km

Ob, 5410 km

Parana, 4880km

The Congo, 4700km

Amur , 2824km

Source : http://www.topworldfact.com/top-10-longest-rivers-around-the-world/

TOP 10 Longest River in the world