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Proth

Lucasian primality test for numbers of the form N=k*2^n+1 , with k<2^n .

Proth (A prime number tester)

This app allows you to compute the primality of a Proth number (A number of the form N=k*2^n+1). Where k is an odd positive integer and 2^n>N. This app has been tested with numbers in excess of 10,000 digits! For example 3*2^2+1 is prime because 3*2^2+1 = 13 5^(13-1)/2 +1 mod 5 = 0, so 13 is prime

Prothelis

Prothelis - your everything finder app! The Prothelis app helps you to keep an eye on your loved ones. Together with our GPS trackers, this app offers reliable escort protection for people with special protection needs (children, seniors, extreme athletes, etc.) and also for securing valuables o