nextprime: Next Prime Number

View source: R/biginteger.R

nextprimeR Documentation

Next Prime Number

Description

Return the next prime number, say p, with p > n.

Usage

nextprime(n)

Arguments

n

Integer

Details

This function uses probabilistic algorithm to identify primes. For practical purposes, it is adequate, the chance of a composite passing will be extremely small.

Value

A (probably) prime number

Author(s)

Antoine Lucas

References

The GNU MP Library, see https://gmplib.org

See Also

isprime and its references and examples.

Examples

nextprime(14)
## still very fast:
(p <- nextprime(1e7))
## to be really sure { isprime()  gives "probably prime" } :
stopifnot(identical(p, factorize(p)))

gmp documentation built on Sept. 11, 2024, 7:37 p.m.

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