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Old 2014-12-01, 18:15   #4
Mini-Geek
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"Tim Sorbera"
Aug 2006
San Antonio, TX USA

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Quote:
Originally Posted by cuBerBruce View Post
OK, Mini-Geek has now changed his answer to #7, and all eight answers are now correct!


Quote:
Originally Posted by Mini-Geek View Post
And if you try to take the p as the date instead of 2^p-1, no Mersenne prime days are known. We'll probably discover one some day.
No [I]future[/I] Mersenne prime exponent days, I should say. 11213 and 110503 are the only known ones, both from the first century AD (and assuming the leading zeroes on the year aren't important).

Last fiddled with by Mini-Geek on 2014-12-01 at 18:16
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