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A prime number (or prime) is a natural number greater than 1 that has no positive divisors other than 1 and itself. By Euclid's theorem , there are an infinite number of prime numbers. Subsets of the prime numbers may be generated with various formulas for primes .
The discography of English hip hop trio N-Dubz consists of twenty-one singles, four studio albums, two extended plays, 28 music videos, five video album and one compilation album. N-Dubz have won four MOBO awards; Best Newcomer in 2007, Best Album for their debut album Uncle B ) and Best Act in 2009 and Best Song in 2010 for their single ...
In 2009, N-Dubz won Best UK Act at the MOBO Awards and released their second album, Against All Odds. It charted at number six and was certified platinum, preceded by their first top-10 single "I Need You". The same year, N-Dubz achieved their first UK chart-topper, as a featured artist on Tinchy Stryder's song "Number 1".
The smallest n-digit number to achieve this number of primes is 2, 37, 137, 1379, 13679, 123479, 1234679, 12345679, 102345679, 1123456789, 10123456789, ... (sequence A134596 in the OEIS) Primeval numbers can be composite. The first is 1037 = 17×61. A Primeval prime is a primeval number which is also a prime number:
The prime number race generalizes to other moduli and is the subject of much research; Pál Turán asked whether it is always the case that π c,a (x) and π c,b (x) change places when a and b are coprime to c. [34] Granville and Martin give a thorough exposition and survey. [33] Graph of the number of primes ending in 1, 3, 7, and 9 up to n ...
Greatest Hits is the first compilation album released by British trio N-Dubz, released following the announcement of the group's plans to go on a two-year hiatus. It was released in the United Kingdom on 28 November 2011 by Island Records .
This property implies that no Euclid number can be a square. For all n ≥ 3 the last digit of E n is 1, since E n − 1 is divisible by 2 and 5. In other words, since all primorial numbers greater than E 2 have 2 and 5 as prime factors, they are divisible by 10, thus all E n ≥ 3 + 1 have a final digit of 1.
Ω(n), the prime omega function, is the number of prime factors of n counted with multiplicity (so it is the sum of all prime factor multiplicities). A prime number has Ω(n) = 1. The first: 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37 (sequence A000040 in the OEIS). There are many special types of prime numbers. A composite number has Ω(n) > 1.