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2^57885161 minus 1 is prime
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 RE: 2^57885161 minus 1 is prime
February 14, 2013 at 5:23 am
(This post was last modified: February 14, 2013 at 5:32 am by Darth.)
Well, you could cut out every odd number ending in 5 for a start, and you would only need to check to see if it's divisible by every prime number (other than 2 & 5), not every number I'm fairly sure. 3,7,11...
Nemo me impune lacessit.
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| Messages In This Thread |
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2^57885161 minus 1 is prime - by popeyespappy - February 7, 2013 at 10:32 am
RE: 2^57885161 minus 1 is prime - by Napoléon - February 7, 2013 at 11:34 am
RE: 2^57885161 minus 1 is prime - by CapnAwesome - February 7, 2013 at 2:40 pm
RE: 2^57885161 minus 1 is prime - by popeyespappy - February 7, 2013 at 9:38 pm
RE: 2^57885161 minus 1 is prime - by treeroy - February 12, 2013 at 8:35 am
RE: 2^57885161 minus 1 is prime - by Categories+Sheaves - February 14, 2013 at 5:00 am
RE: 2^57885161 minus 1 is prime - by Jackalope - February 7, 2013 at 9:40 pm
RE: 2^57885161 minus 1 is prime - by popeyespappy - February 7, 2013 at 9:44 pm
RE: 2^57885161 minus 1 is prime - by Jackalope - February 7, 2013 at 9:52 pm
RE: 2^57885161 minus 1 is prime - by Darth - February 14, 2013 at 5:23 am
RE: 2^57885161 minus 1 is prime - by A. Secular Human 2 - August 9, 2022 at 10:14 pm
RE: 2^57885161 minus 1 is prime - by polymath257 - August 10, 2022 at 9:24 am
RE: 2^57885161 minus 1 is prime - by UniversesBoss - November 26, 2022 at 1:33 am
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