Mersenne number

noun

, Mathematics.

1. a number of the form, 2 p −1, where p is a prime number.

Word History and Origins

Origin of Mersenne number¹

First recorded in 1890–95; named after M. Mersenne

Example Sentences

A Mersenne number is a positive number that can be expressed in the form 2n--1.

From Time Magazine Archive

A Mersenne prime is a Mersenne number that is, well, prime.

From Time Magazine Archive

A Mersenne prime is a Mersenne number that is, well, prime.

From Time Magazine Archive

A Mersenne number is a positive number that can be expressed in the form 2n--1.

From Time Magazine Archive