(from the CIA World Factbook)
Area: 1,861,484 sq km slightly less than one-fifth the size of the United States.
Population: 46,751,152 (July 2021 est.)
Median age: 18.3 years
Ethnic groups: unspecified Sudanese Arab (approximately 70%), Fur, Beja, Nuba, Fallata
Unemployment: 19.6% (2017 est.)
Sudan was the largest country in Africa prior to the secession of South Sudan in 2011. It is now the third largest, after Algeria and the Democratic Republic of the Congo.
Sudan lost most of its oil reserves, estimated to be between five and seven billion barrels, when South Sudan seceded.