Variable Precision Integer Arithmetic by John D'Errico

Arithmetic with integers of fully arbitrary size. Arrays and vectors of vpi numbers are supported. (integer, biginteger, arithmetic)

demo_vpi

base2vpi(B,base)

bin2vpi(B)

ISPR - Use Java to determine arbitrarily large probable primes by Michael Kleder

Use a Java to rapidly determine whether an arbitrarily large positive integer is a prime (symbolic math, probable, prime)

q=ispr(varargin)