Source Agoh-Giuga Conjecture (Wikipedia)
Source Agrawal's Conjecture (Wikipedia)
Source Wolfram MathWorld
Source André Weil (Wikipedia)
Source Andre-Oort Conjecture (Wikipedia)
Source Encyclopaedia Britannica, Mathematics
Source Ankeny-Artin-Chowla congruence (Wikipedia)
Source Arithmetic Function (Wikipedia)
Source Baker's Theorem (Wikipedia)
Source Bateman-Horn conjecture (Wikipedia)
Source Beal Conjecture (Wikipedia)
Source Beal Conjecture (Wikipedia)
Source MacTutor History of Mathematics Archive
Additional Source Birch and Swinnerton-Dyer Conjecture (Wikipedia)Background section, opening paragraph
Co-formulated the Birch and Swinnerton-Dyer conjecture on elliptic curves, one of number theory's Millennium Prize problems.
Source Bryan Birch (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Carmichael Function (Wikipedia)
Source Wikipedia: Carmichael number
Source Carmichael's theorem (Wikipedia)
Source Chen's theorem (Wikipedia)
Source Chevalley-Warning theorem (Wikipedia)
Source Chinese Remainder Theorem (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Wolfram MathWorld
Additional Source Collatz Conjecture (Wikipedia)Footer categories, Unsolved problems in number theory
Source Congruent Number (Wikipedia)
Source Cramér's conjecture (Wikipedia)
Formulated the abc conjecture (with Joseph Oesterle) and works on transcendental number theory and Diophantine approximation.
Source David Masser (Wikipedia)
Source Dirichlet's approximation theorem, Wikipedia
Source Édouard Lucas (Wikipedia)
Source Elliott-Halberstam Conjecture (Wikipedia)
Source Erdos-Kac theorem (Wikipedia)
Additional Source Erdos-Straus Conjecture (Wikipedia)Opening paragraph
Source MacTutor History of Mathematics Archive
Source Euclid-Euler theorem, Wikipedia
Source Euclid's lemma, Wikipedia
Source Euclid's Theorem (Wikipedia)
Source Euler's criterion (Wikipedia)
Source Wikipedia: Euler's totient function
Source Feit-Thompson Conjecture (Wikipedia)
Source Ferdinand Georg Frobenius (Wikipedia)
Source Fermat-Catalan Conjecture (Wikipedia)
Source Encyclopaedia Britannica, Mathematics
Additional Source Wikipedia: Fermat's Last TheoremLead section
Source Fermat polygonal number theorem (Wikipedia)
Source Fibonacci Sequence (Wikipedia)
Source Firoozbakht's conjecture (Wikipedia)
Source Fortunate number (Wikipedia)
Source Four Exponentials Conjecture (Wikipedia)
Source MacTutor History of Mathematics Archive
Additional Source Fundamental Theorem of Arithmetic (Wikipedia)Opening section
Source Furstenberg's proof of the infinitude of primes - Wikipedia
Source George Pólya (Wikipedia)
Source Gilbreath's Conjecture (Wikipedia)
Source Glaisher's theorem (Wikipedia)
Source MacTutor History of Mathematics Archive
Additional Source Goldbach's Conjecture (Wikipedia)Opening paragraph
Source Golden Ratio (Wikipedia)
Source Goormaghtigh Conjecture (Wikipedia)
Source Grimm's Conjecture (Wikipedia)
Source Hasse norm theorem (Wikipedia)
Source Hermann Minkowski (Wikipedia)
Source Hermann Weyl (Wikipedia)
Source Hilbert's irreducibility theorem, Wikipedia
Source MacTutor History of Mathematics Archive
Additional Source Euclid's Theorem (Wikipedia)Opening section
Source Wikipedia: Integer partition
Source Issai Schur (Wikipedia)
Source Ivan M. Niven (Wikipedia)
Source Joseph Liouville (Wikipedia)
Source Kronecker Symbol (Wikipedia)
Source Kurt Mahler (Wikipedia)
Source Least Common Multiple (Wikipedia)
Source Legendre's Conjecture (Wikipedia)
Source Lehmer's Conjecture (Wikipedia)
Source Lemoine's Conjecture (Wikipedia)
Source MacTutor History of Mathematics Archive
Source MacTutor History of Mathematics Archive
Source Leopold Kronecker (Wikipedia)
Source Liouville number, Wikipedia
Source Liouville number, Wikipedia
Source Lochs's theorem (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Lucas' Theorem (Wikipedia)
Source Maier's theorem (Wikipedia)
Source Schnirelmann density (Wikipedia)
Source Mazur's control theorem (Wikipedia)
Source Mertens Function (Wikipedia)
Source Wikipedia: Mobius function
Source N Conjecture (Wikipedia)
Source Nicolaas Govert de Bruijn (Wikipedia)
Source Squared triangular number (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Wikipedia: P-adic number
Source MacTutor History of Mathematics Archive
Source Wikipedia: Perfect number
Source Peter Gustav Lejeune Dirichlet (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Polignac's Conjecture (Wikipedia)
Source Quadratic residue (Wikipedia)
Source Mathematics Atlas Long-Form Articles, First Edition
Source Prime Number Theorem (Wikipedia)
Source Primorial (Wikipedia)
Source Proof of Fermat's Last Theorem for specific exponents - Wikipedia
Source Proth's theorem (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Ramanujan-Nagell equation (Wikipedia)
Source Ramanujan-Nagell equation (Wikipedia)
Source Ramanujan's Sum (Wikipedia)
Source Ribet's theorem (Wikipedia)
Source Clay Mathematics Institute
Additional Source Riemann Hypothesis (Wikipedia)Opening paragraph
Source Divisor function (Wikipedia)
Source Rosser's theorem (Wikipedia)
Source Rudin's Conjecture (Wikipedia)
Source Schinzel's Hypothesis H (Wikipedia)
Source Second Hardy-Littlewood conjecture (Wikipedia)
Source Serre's Conjecture II (Wikipedia)
Works in number theory and arithmetic geometry; developed inter-universal Teichmuller theory in pursuit of the abc conjecture.
Source Shinichi Mochizuki (Wikipedia)
Source Singmaster's Conjecture (Wikipedia)
Source Six exponentials theorem (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Safe and Sophie Germain primes (Wikipedia)
Source MacTutor History of Mathematics Archive
Source Stark Conjectures (Wikipedia)
Source Stark-Heegner theorem (Wikipedia)
Source Superfactorial (Wikipedia)
Source Szpiro's Conjecture (Wikipedia)
Primary research area per his own faculty profile: Diophantine approximation and algebraic number theory, alongside cryptography.
Source Thomas Cusick, Faculty Page, University at Buffalo
Source Thoralf Skolem (Wikipedia)
Source Tijdeman's theorem (Wikipedia)
Source Torsion Conjecture (Wikipedia)
Source Tunnell's theorem (Wikipedia)
Source Turan-Kubilius inequality (Wikipedia)
Source MacTutor History of Mathematics Archive
Additional Source Wikipedia: Twin PrimeOpening paragraph
Source Von Staudt-Clausen Theorem (Wikipedia)
Source Weird Number (Wikipedia)
Zero, Concepts Source MacTutor History of Mathematics Archive
Source Zsigmondy's theorem (Wikipedia)