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285 (number)
285 is the natural number following 284 and preceding 286. In mathematics *285 is an odd composite number. *285 is the 9th square pyramidal number. That means it is the sum of a number of consecutive perfect squares starting with 1. For 285, it is the sum of all of the single digits' perfect squares. *285 is the number of variations possible with a binary rooted tree with 13 points. A binary rooted tree means that it always begins with 1 point that is rooted. From there, each point can branch in up to two directions. *285 is a sphenic number which means that it has three prime factors. *285 is a Harshad number. That means that it is divisible by the sum of its digits. 285 is divisible by 15. *285 is a repdigit number in base 7. In base 7, 285 is 555. *285 is a very symmetric number. If flipped horizontally, these numbers are symmetrical. In technology *The Turbojet 285 is a variation of the Williams Jet Tenders motorboat that is smaller than its other designs. It is design ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Natural Number
In mathematics, the natural numbers are those numbers used for counting (as in "there are ''six'' coins on the table") and ordering (as in "this is the ''third'' largest city in the country"). Numbers used for counting are called ''Cardinal number, cardinal numbers'', and numbers used for ordering are called ''Ordinal number, ordinal numbers''. Natural numbers are sometimes used as labels, known as ''nominal numbers'', having none of the properties of numbers in a mathematical sense (e.g. sports Number (sports), jersey numbers). Some definitions, including the standard ISO/IEC 80000, ISO 80000-2, begin the natural numbers with , corresponding to the non-negative integers , whereas others start with , corresponding to the positive integers Texts that exclude zero from the natural numbers sometimes refer to the natural numbers together with zero as the whole numbers, while in other writings, that term is used instead for the integers (including negative integers). The natural ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Guinness World Record
''Guinness World Records'', known from its inception in 1955 until 1999 as ''The Guinness Book of Records'' and in previous United States editions as ''The Guinness Book of World Records'', is a reference book published annually, listing world records both of human achievements and the extremes of the natural world. The brainchild of Sir Hugh Beaver, the book was co-founded by twin brothers Norris and Ross McWhirter in Fleet Street, London, in August 1955. The first edition topped the best-seller list in the United Kingdom by Christmas 1955. The following year the book was launched internationally, and as of the 2022 edition, it is now in its 67th year of publication, published in 100 countries and 23 languages, and maintains over 53,000 records in its database. The international franchise has extended beyond print to include television series and museums. The popularity of the franchise has resulted in ''Guinness World Records'' becoming the primary international authority o ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Canada
Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by total area. Its southern and western border with the United States, stretching , is the world's longest binational land border. Canada's capital is Ottawa, and its three largest metropolitan areas are Toronto, Montreal, and Vancouver. Indigenous peoples have continuously inhabited what is now Canada for thousands of years. Beginning in the 16th century, British and French expeditions explored and later settled along the Atlantic coast. As a consequence of various armed conflicts, France ceded nearly all of its colonies in North America in 1763. In 1867, with the union of three British North American colonies through Confederation, Canada was formed as a federal dominion of four provinces. This began an accretion of provinces an ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
List Of Highways Numbered 285
The following highways are numbered 285: Brazil * BR-285 Canada * Manitoba Provincial Road 285 * Quebec Route 285 Ireland * R285 regional road Japan * Japan National Route 285 United States * Interstate 285 (multiple highways) * U.S. Route 285 * Alabama State Route 285 * California State Route 285 (former) * Florida State Road 285 * Georgia State Route 285 * Iowa Highway 285 (former) * K-285 (Kansas highway) * Kentucky Route 285 * Maryland Route 285 * Montana Secondary Highway 285 * New York State Route 285 (former) * Ohio State Route 285 * Pennsylvania Route 285 * Tennessee State Route 285 * Texas State Highway 285 ** Texas State Highway Loop 285 ** Farm to Market Road 285 (Texas) * Utah State Route 285 * Virginia State Route 285 * Washington State Route 285 State Route 285 (SR 285) is a short state highway serving Douglas and Chelan counties, located in the U.S. state of Washington. The highway serves Wenatchee and runs from an interchange with ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
United States Virgin Islands
The United States Virgin Islands,. Also called the ''American Virgin Islands'' and the ''U.S. Virgin Islands''. officially the Virgin Islands of the United States, are a group of Caribbean islands and an unincorporated and organized territory of the United States. The islands are geographically part of the Virgin Islands archipelago and are located in the Leeward Islands of the Lesser Antilles to the east of Puerto Rico and west of the British Virgin Islands. The U.S. Virgin Islands consist of the main islands of Saint Croix, Saint John, and Saint Thomas and 50 other surrounding minor islands and cays. The total land area of the territory is . The territory's capital is Charlotte Amalie on the island of St. Thomas. Previously known as the Danish West Indies of the Kingdom of Denmark–Norway (from 1754 to 1814) and the independent Kingdom of Denmark (from 1814 to 1917), they were sold to the United States by Denmark for $25,000,000 in the 1917 Treaty of the Danish We ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
United States Air Force
The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal Corps, the USAF was established as a separate branch of the United States Armed Forces in 1947 with the enactment of the National Security Act of 1947. It is the second youngest branch of the United States Armed Forces and the fourth in order of precedence. The United States Air Force articulates its core missions as air supremacy, global integrated intelligence, surveillance and reconnaissance, rapid global mobility, global strike, and command and control. The United States Air Force is a military service branch organized within the Department of the Air Force, one of the three military departments of the Department of Defense. The Air Force through the Department of the Air Force is headed by the civilian Secretary of the Air Force ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
285th Civil Engineering Squadron
The United States Air Force's 285th Civil Engineering Squadron (285 CES) is an Air National Guard civil engineering unit located at St Croix ANGS. History On 7 May 1980 the 285th Combat Communications Flight (CMBTCF) was established, creating the first unit of the Virgin Islands Air National Guard. The flight was upgraded to a squadron in 1996 and made a name for itself following the devastation of Hurricane Hugo to the region in 1989, when the unit and its installation became the heart of recovery operations for St. Croix. Over the years, the unit has been involved in several contingency operations, to include Joint Endeavor, Uphold Democracy, Joint Forge, and both Iraqi and Enduring Freedom. On 3 March 2012 the unit was redesignated a Civil Engineer Squadron after losing its communications mission. Assignments Major command/gaining command * Air National Guard/ (???- ???) Wing/group * 226th Combat Communications Group (1980–?) Previous designations * 285th Comb ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Nice (city)
Nice ( , ; Niçard: , classical norm, or , nonstandard, ; it, Nizza ; lij, Nissa; grc, Νίκαια; la, Nicaea) is the prefecture of the Alpes-Maritimes department in France. The Nice agglomeration extends far beyond the administrative city limits, with a population of nearly 1 millionDemographia: World Urban Areas , Demographia.com, April 2016 on an area of . Located on the , the southeastern coast of France on the , at the foot of the |
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