Kumul (Hami) Prefecture (simplified Chinese: 哈密地区; traditional Chinese: 哈密地區; pinyin: Hāmì Dìqū; Uyghur: قۇمۇل ۋىلايىتى‎, ULY: Qumul Wilayiti, UYY: K̡umul Vilayiti?) is the easternmost prefecture-level division of Xinjiang, People's Republic of China, bordering Gansu and Mongolia to the east. It has an area of 140,749 km2 (54,343 sq mi) and 492,096 inhabitants (2000).