This is a list of rivers flowing in the island of Sumatra, Indonesia. [1]
Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 475,807.63 km2 (182,812 mi.2), including adjacent islands such as the Simeulue, Nias, Mentawai, Enggano, Riau Islands, Bangka Belitung and Krakatoa archipelago.
Riau is a province of Indonesia. It is located on the central eastern coast of Sumatra along the Strait of Malacca. The province shares land borders with North Sumatra to the northwest, West Sumatra to the west, and Jambi to the south, and a maritime border with the Riau Islands and the country of Malaysia to the east. It is the second-largest province in the island of Sumatra after South Sumatra, and is slightly larger than Jordan. According to the 2020 census, Riau had a population of 6,394,087 across a land area of 89,935.90 km²; the official estimate of population as of mid-2022 was 6,614,384. The province comprises ten regencies and two cities, with Pekanbaru serving as the capital and largest city.
Srivijaya, also spelled Sri Vijaya, was a Buddhist thalassocratic empire based on the island of Sumatra that influenced much of Southeast Asia. Srivijaya was an important centre for the expansion of Buddhism from the 7th to the 11th century AD. Srivijaya was the first polity to dominate much of western Maritime Southeast Asia. Due to its location, Srivijaya developed complex technology utilizing maritime resources. In addition, its economy became progressively reliant on the booming trade in the region, thus transforming it into a prestige goods-based economy.
North Sumatra is a province of Indonesia located on the northern part of the island of Sumatra. Its capital and largest city is Medan. It is bordered by Aceh on the northwest and Riau and West Sumatra in the southeast, with two different coastlines located on the Indian Ocean and the Strait of Malacca, and a maritime border with Malaysia to the east. North Sumatra is Indonesia's fourth most populous province after West Java, East Java and Central Java, and the third-largest province on the island of Sumatra after the neighbouring Riau. It covers an area of 72,981 km2. It is approximately the same size of Sierra Leone.
South Sumatra is a province of Indonesia, located in the southeast of the island of Sumatra. The capital and largest city of the province is the city of Palembang. The province borders the provinces of Jambi to the north, Bengkulu to the west and Lampung to the south, as well a maritime border with the Bangka Belitung Islands to the east. It is the largest province in the island of Sumatra, and it is slightly smaller than Portugal. The Bangka Strait in the east separates South Sumatra and the island of Bangka, which is part of the Bangka Belitung Islands province. The province has an area of 91,592.43 km2 (35,364 sq mi) and had a population of 8,467,432 at the 2020 Census; the official estimate as at mid-2022 was 8,657,008. The province is rich in natural resources, such as petroleum, natural gas and coal. The province is inhabited by many different ethnic groups, with Palembangese being largest ethnic group. Most speak the Palembang language, which is mutually intelligible to both Indonesian and local Palembang Malay. Other ethnic groups include the Javanese, Sundanese, Minangkabau and Chinese. Most are concentrated in urban areas and are largely immigrants from other parts of Indonesia.
Lampung, officially the Province of Lampung, is a province of Indonesia. It is located on the southern tip of the island of Sumatra. It has a short border with the province of Bengkulu to the northwest, and a longer border with the province of South Sumatra to the north, as well a maritime border with the province of Banten and Jakarta to the east. It is the original home of the Lampung people, who speak their own language, and possess their own written script. Its capital is Bandar Lampung.
Bahorok or Bohorok is a district of Langkat Regency. Its capital is Bohorok town, and Bukit Lawang is a major local tourist attraction for viewing orangutans.
Pagaruyung, also known as Pagarruyung, Pagar Ruyung and, Malayapura or Malayupura, was a kingdom that once stood in the island of Sumatra and the seat of the Minangkabau kings of Western Sumatra. Modern Pagaruyung is a village in Tanjung Emas subdistrict, Tanah Datar regency, located near the town of Batusangkar, Indonesia.
Telephone numbers in Indonesia have different systems for land lines and mobile phones: land lines use area codes, while mobile phones do not.
Malay Indonesians are ethnic Malays living throughout Indonesia. They are one of the indigenous peoples of the country. Indonesian, the national language of Indonesia, is a standardized form of Riau Malay. There were numerous kingdoms associated with the Indonesian Malays along with other ethnicities in what is now Indonesia, mainly on the islands of Borneo and Sumatra. These included Srivijaya, the Melayu Kingdom, Dharmasraya, the Sultanate of Deli, the Sultanate of Siak Sri Indrapura, the Riau-Lingga Sultanate, the Sultanate of Bulungan, Pontianak Sultanate, and the Sultanate of Sambas. The 2010 census states that there are 8 million Malays in Indonesia; this number comes from the classification of Malays in East Sumatra and the coast of Kalimantan which is recognized by the Indonesian government. This classification is different from the Malaysia and Singapore census which includes all ethnic Muslims from the Indonesian archipelago as Malays.