It performs the standard LL test. Given an exponent X, it checks if 2^X - 1 is a mersenne prime number. The code is not optimized. Warning: No warranty, use at your own responsability.
Updated on
Aug 20, 2012
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Data safety
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What's new
Now should work with older versions of android (1.6 or later), and I added as scroll bar to read the whole text.