UNSOLVED PROBLEMS IN NUMBER THEORY

Unsolved Problems in Number Theorycontains discussions of hundreds of open questions, organized into 178 different topics. They represent numerous aspects of number theory and are organized into six categories: prime numbers, divisibility, additive number theory, Diophantine equations, sequences of integers, and miscellaneous. To prevent repetition of earlier efforts or duplication of previously known results, an extensive and up-to-date collection of references follows each problem.