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 Showing results 1 to 25 of 74 Search took 0.01 seconds. Search: Posts Made By: Terrence Law
 Forum: Lounge 2009-01-02, 22:47 Replies: 11 Views: 772 Posted By Terrence Law No, it's a Mersenne prime with around 20M digits. No, it's a Mersenne prime with around 20M digits.
 Forum: Lounge 2008-12-27, 03:01 Replies: 11 Views: 772 Posted By Terrence Law I wished a new Mersenne prime was discovered just... I wished a new Mersenne prime was discovered just a few days ago, just like Christmas in 2005.
 Forum: Math 2008-12-27, 02:15 Replies: 96 Views: 11,838 Posted By Terrence Law Testing Larger Wagstaff Numbers How about testing the compositeness for the Wagstaff numbers W6972593, W20996011, W30402457 and W32582657 to satisfy the New Mersenne Conjecture?
 Forum: Miscellaneous Math 2008-11-03, 02:52 Replies: 57 Views: 4,509 Posted By Terrence Law This same number is far too big for large factors. This same number is far too big for large factors.
 Forum: Miscellaneous Math 2008-11-03, 02:51 Replies: 57 Views: 4,509 Posted By Terrence Law This number ((2^(2^127-1)+1)/3) has been... This number ((2^(2^127-1)+1)/3) has been trial-factored up to 2^149.
 Forum: Lounge 2008-11-03, 02:35 Replies: 55 Views: 3,746 Posted By Terrence Law Prediction for the Next Mersenne Prime I predict that the next Mersenne prime will be around 95M, discovered in May 2011. The gaps between the recent Mersenne primes are short. There are four-digit Mersenne prime exponents which start...
 Forum: Miscellaneous Math 2008-11-02, 00:09 Replies: 57 Views: 4,509 Posted By Terrence Law On The Way To Proving (2^(2^127-1)+1)/3 Is Prime Yes, no small factors has been found, so N is prime.
 Forum: Miscellaneous Math 2008-11-01, 23:54 Replies: 57 Views: 4,509 Posted By Terrence Law (2^(2^127-1)+1)/3 Is Prime Will Edgington's Mersenneplustwo factorization needs to be updated. Here are the statistics for that Wagstaff number: Mersenne Prime#: ~225 Exponent: M127 E(f(M+2)): 88.7 Prime factors: 2...
 Forum: Miscellaneous Math 2008-11-01, 23:53 Replies: 57 Views: 4,509 Posted By Terrence Law The status for the Double Mersenne factor search... The status for the Double Mersenne factor search needs to be updated like this: M( M( 127 ) )P The rest of the information on this website doesn't need to be changed.
 2008-11-01, 23:51 Replies: 100 Views: 16,526 Posted By Terrence Law Double Mersenne factor search The status for the Double Mersenne factor search needs to be updated like this: M( M( 127 ) )P The rest of the information on this website doesn't need to be changed.
 Forum: Math 2008-11-01, 23:44 Replies: 96 Views: 11,838 Posted By Terrence Law (2^(2^127-1)+1)/3 Is Prime Will Edgington's Mersenneplustwo factorization needs to be updated. Here are the statistics for that Wagstaff number: Mersenne Prime#: ~225 Exponent: M127 E(f(M+2)): 88.7 Prime factors: 2...
 Forum: Miscellaneous Math 2008-10-30, 01:16 Replies: 57 Views: 4,509 Posted By Terrence Law Factors Of Some Wagstaff Numbers What factors have you found for (MM31+2)/3, (MM61+2)/3, (MM89+2)/3 and (MM107+2)/3 using modulo calculations? These numbers are (2^(2^31-1)+1)/3, (2^(2^61-1)+1)/3, (2^(2^89-1)+1)/3 and ...
 Forum: Math 2008-10-29, 21:28 Replies: 96 Views: 11,838 Posted By Terrence Law How I Tested The Huge Wagstaff Number W(1.7e38) I tested that huge Wagstaff number using ECPP on a super-fast yottahertz Windows XP computer.
 Forum: Miscellaneous Math 2008-10-29, 21:15 Replies: 57 Views: 4,509 Posted By Terrence Law Proof Of The Huge Wagstaff Prime The Catalan-Mersenne sequence always produces primes. The number MM127 = 2^(2^127-1)-1 will be found to be a Mersenne prime and if the exponent n=2^p-1 is prime, then the Mersenne number 2^n-1 and...
 Forum: Miscellaneous Math 2008-10-28, 21:00 Replies: 57 Views: 4,509 Posted By Terrence Law Factors Of Some Wagstaff Numbers What factors have you found for (MM31+2)/3, (MM61+2)/3, (MM89+2)/3 and (MM107+2)/3 using modulo calculations? These numbers are (2^(2^31-1)+1)/3, (2^(2^61-1)+1)/3, (2^(2^89-1)+1)/3 and ...
 2008-10-22, 23:33 Replies: 100 Views: 16,526 Posted By Terrence Law Status Of The Double Mersenne Numbers M(M(2)) is a 1-digit prime. M(M(3)) is a 3-digit prime. M(M(5)) is a 10-digit prime. M(M(7)) is a 39-digit prime. M(M(13)) is a 2,466-digit composite. M(M(17)) is a 39,457-digit composite. ...
 Forum: Math 2008-10-22, 02:48 Replies: 96 Views: 11,838 Posted By Terrence Law Oops... I forgot to type these Wagstaff primes. ... Oops... I forgot to type these Wagstaff primes. We are good for all Q being prime numbers from 3 to 374321 inclusive, 986191 and 170141183460469231731687303715884105727 now. Wagstaff Prime...
 Forum: Math 2008-10-22, 00:05 Replies: 96 Views: 11,838 Posted By Terrence Law The Known Wagstaff Primes So Far We are good for all Q being prime numbers from 3 to 42737 inclusive and 170141183460469231731687303715884105727 now. Code: Wagstaff Prime Prover v1.0 (using Anton Vrba theorem) ...
 Forum: Math 2008-10-22, 00:04 Replies: 96 Views: 11,838 Posted By Terrence Law The Known Wagstaff Primes So Far .
 Forum: Miscellaneous Math 2007-05-19, 00:43 Replies: 57 Views: 4,509 Posted By Terrence Law Wagstaff Numbers or MersennePlusTwo How about trying to find a factor for (MM89+2)/3, (MM107+2)/3 and (MM127+2)/3 using modulo calculations? These numbers are (2^(2^89-1)+1)/3, (2^(2^107-1)+1)/3 and (2^(2^127-1)+1)/3 respectively ...
 Forum: Miscellaneous Math 2004-10-26, 23:17 Replies: 99 Views: 6,565 Posted By Terrence Law Primality Testing MM127 Was Successful How about the story, "Somebody showed that S170141183460469231731687303715884105727 is divisible by M170141183460469231731687303715884105727 and deducted that M170141183460469231731687303715884105727...
 Forum: Miscellaneous Math 2004-10-20, 17:37 Replies: 99 Views: 6,565 Posted By Terrence Law Divisibility Of Numbers Nobody knows whether S170141183460469231731687303715884105727, which is part of the Lucas-Lehmer sequence, is divisible by M170141183460469231731687303715884105727.
 Forum: Miscellaneous Math 2004-10-17, 21:25 Replies: 99 Views: 6,565 Posted By Terrence Law The Largeness Of A Number The number S170141183460469231731687303715884105727 is unimaginably large in the Lucas-Lehmer Sequence.
 Forum: Miscellaneous Math 2004-10-17, 21:23 Replies: 99 Views: 6,565 Posted By Terrence Law Divisibility Of Numbers Nobody knows whether S170141183460469231731687303715884105727 is divisible by M170141183460469231731687303715884105727. It is not feasible to perform the calculation using the long division method.
 Forum: Miscellaneous Math 2004-10-17, 21:22 Replies: 99 Views: 6,565 Posted By Terrence Law Primality Testing MM127 Was Successful How about the story, "Somebody showed that S170141183460469231731687303715884105727 is divisible by M170141183460469231731687303715884105727 and deducted that M170141183460469231731687303715884105727...
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