**^**The Largest Known Prime by Year: A Brief History Prime Curios!: 17014…05727 (39-digits)**^**Gowers, T (2002).*Mathematics: A Very Short Introduction*. Oxford University Press, 118. ISBN 0-19-285361-9. “The seemingly arbitrary exclusion of 1 from the definition of a prime … does not express some deep fact about numbers: it just happens to be a useful convention, adopted so there is only one way of factorizing any given number into primes”**^**""Why is the number one not prime?"". Retrieved 2007-10-02.**^**""Arguments for and against the primality of 1".**^**Letter in Latin from Goldbach to Euler, July 1730.**^**P. Ribenboim:*The Little Book of Bigger Primes*, second edition, Springer, 2004, p. 4.**^**Furstenberg, Harry. (1955). "On the infinitude of primes".*Amer. Math. Monthly*62 (5): 353. doi:10.2307/2307043.**^**Furstenberg's proof that there are infinitely many prime numbers.*Everything2*. Retrieved on 2006-11-26.**^**The Top Twenty: Primorial**^**The Top Twenty: Factorial**^**The RSA Factoring Challenge — RSA Laboratories**^**E.g., see Guy, Richard K. (1981),*Unsolved Problems in Number Theory*, Springer-Verlag, problem A3, pp. 7–8.**^**Eric W. Weisstein,*Landau's Problems*at MathWorld.**^**Caldwell, Chris,*The Top Twenty: Lucas Number*at The Prime Pages.**^**Hardy, G.H. (1940).*A Mathematician's Apology*. Cambridge University Press. ISBN 0-521-42706-1. “No one has yet discovered any warlike purpose to be served by the theory of numbers or relativity, and it seems unlikely that anyone will do so for many years”**^**Goles, E., Schulz, O. and M. Markus (2001). "Prime number selection of cycles in a predator-prey model", Complexity 6(4): 33-38**^**Paulo R. A. Campos, Viviane M. de Oliveira, Ronaldo Giro, and Douglas S. Galvão. (2004). "Emergence of Prime Numbers as the Result of Evolutionary Strategy".*Phys. Rev. Lett.*93. doi:10.1103/PhysRevLett.93.098107. Retrieved on 2006-11-26.**^**Invasion of the Brood.*The Economist*(May 6, 2004). Retrieved on 2006-11-26.**^**The Messiaen companion', ed. Peter Hill, Amadeus Press, 1994. ISBN 0-931340-95-0**^**Carl Pomerance, Prime Numbers and the Search for Extraterrestrial Intelligence, Retrieved on December 22, 2007**^**Tom Stoppard, Arcadia, Faber and Faber, 1993. ISBN 0-571-16934-1.**^***The Cambridge Companion to Tom Stoppard*, ed. Katherine E. Kelly, Cambridge University Press, 2001. ISBN 0521645921**^**The Mathematics of Arcadia, an event involving Tom Stoppard and MSRI in the University of California, Berkeley**^**Music of the Spheres, Marcus du Sautoy's selection of films featuring prime numbers**^**A Beautiful Mind