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0 (zero) is a number representing an empty quantity. Adding 0 to any number leaves that number unchanged. In mathematical terminology, 0 is the additive identity of the integers, rational numbers, real numbers, and complex numbers, as well as other algebraic structures. Multiplying any number by 0 has the result 0, and consequently, division ...
- 0₂
- 0₃
- Zeroth, noughth, 0th
- 0, zero, "oh" (/oʊ/), nought, naught, nil
6 is the root of the 6-aliquot tree, and is itself the aliquot sum of only one other number; the square o number, 25. Six is the first unitary perfect number, since it is the sum of its positive proper unitary divisors, without including itself. Only five such numbers are known to exist; sixty (10 × 6) and ninety (15 × 6) are the next two.
- six
- 6th, (sixth)
- 2 × 3
- senary
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Portugal, officially the Portuguese Republic, is a country located on the Iberian Peninsula, in Southwestern Europe, and whose territory also includes the Macaronesian archipelagos of the Azores and Madeira.It features the westernmost point in continental Europe, its mainland west and south border with the North Atlantic Ocean and in the north and east, the Portugal-Spain border constitutes ...
United Nations Security Council Resolution 539. United Nations Security Council resolution 539, adopted on 28 October 1983, after hearing a report from the Secretary-General and reaffirming resolutions 301 (1971), 385 (1976), 431 (1978), 432 (1978), 435 (1978), 439 (1978) and 532 (1983), the council condemned South Africa's continued occupation ...
It was built by the American Locomotive Company in 1917 for the Northern Pacific Railway as engine No. 1762. It was sold to the Spokane, Portland and Seattle Railway and renumbered 539, in August 1944. It was reconfigured and converted to oil burning in January 1946. The locomotive was retired in 1957, and it was displayed in Esther Short Park ...
China,[h] officially the People's Republic of China (PRC),[i] is a country in East Asia. With a population exceeding 1.4 billion, it is the world's second-most populous country. China spans the equivalent of five time zones and borders fourteen countries by land.[j] With an area of nearly 9.6 million square kilometers (3,700,000 sq mi), it is ...
It is the world's twelfth-most-populous country, with diverse ethnicities and cultures. Manila is the country's capital, and its most populated city is Quezon City. Both are within Metro Manila . Negritos, the archipelago's earliest inhabitants, were followed by waves of Austronesian peoples.
