Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:
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MnStatusDetails
333898333No factors below 282
P-1
B1=2 535 000
B2=52 601 250
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2019-11-05dcheuk5C546DCD4BE3EC__2674690813
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2015-10-06-Anonymous-LL first test0.0 % 2015-10-062018-08-21
2011-08-12-Anonymous-LL first test0.0 % 2011-08-122015-09-17
History
DateUserTypeResult
2019-11-05dcheukC-PRP5C546DCD4BE3EC__
2019-08-30One ManNF-PM1B1=2535000, B2=52601250
2019-08-06dcheukNFno factor from 2^81 to 2^82
2019-07-30One ManNF-PM1B1=97122, B2=1165464
2019-07-28dcheukNFno factor from 2^80 to 2^81
2019-07-27dcheukNFno factor from 2^79 to 2^80
2013-02-16Never Odd Or EvenNFno factor from 2^78 to 2^79
2013-02-15Never Odd Or EvenNFno factor from 2^77 to 2^78
2012-10-22Never Odd Or EvenNFno factor from 2^76 to 2^77
2012-05-10Never Odd Or EvenNFno factor from 2^75 to 2^76
2011-10-01Never Odd Or EvenNFno factor from 2^74 to 2^75
2011-09-30Never Odd Or EvenNFno factor from 2^73 to 2^74
2011-07-08Never Odd Or EvenNFno factor from 2^72 to 2^73
2011-05-13Never Odd Or EvenNFno factor from 2^71 to 2^72
2011-05-11Never Odd Or EvenNFno factor from 2^70 to 2^71
2011-05-09Never Odd Or EvenNFno factor from 2^69 to 2^70
2011-05-06Never Odd Or EvenNFno factor from 2^68 to 2^69
2011-05-04Never Odd Or EvenNFno factor from 2^67 to 2^68
2011-05-04Never Odd Or EvenNFno factor from 2^66 to 2^67
2010-11-09Architects CubedNFno factor from 2^65 to 2^66