(number theory) The branch of number theory that deals with transcendental numbers.

(mathematics, number theory) A branch of number theory that uses methods from mathematical analysis to solve problems about the integers.

(number theory) The subfield of number theory concerning the behaviour of sumsets (integer sets added to each other elementwise).

(mathematics, number theory) The field of study dealing with computational methods for investigating and solving problems in number theory and arithmetic geometry.

Synonym of computational number theory.

(number theory) Any natural number greater than 1 that cannot be formed by multiplying two smaller natural numbers.

(grammar) A word that expresses the relative position of an item in a sequence. / (arithmetic) A natural number used to denote position in a sequence.

A number used to denote quantity; a counting number; a cardinal. / (mathematics) A generalized kind of number used to denote the size of a set, including infinite sets.

(number theory) A number that is less than the sum of its proper divisors (all divisors except the number itself).

(mathematics) A number that can be expressed as the ratio of two integers.