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

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Exponent Range:
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MnStatusDetails
2356267No factors below 269
P-1
B1=3 000 000
B2=100 000 000
LL
StatusDateUserResidueShift
VerifiedDoug Fortune0F5B8107C51639F20
Verified1998-02-19Wayne Yeung0F5B8107C51639F20
Verified1999-03-26Morten Ringvold0F5B8107C51639F21740874
History
DateUserTypeResult
2021-06-10TJAOINFno factor from 2^68 to 2^69
2019-04-29TJAOINFno factor from 2^67 to 2^68
2017-06-13Gordon SpenceNFno factor from 2^66 to 2^67
2016-02-23Mark RoseNFno factor from 2^1 to 2^60
2015-10-28ramgeisNFno factor from 2^65 to 2^66
2015-08-06mikrNF-PM1B1=3000000, B2=100000000, E=12
2015-03-06VictordeHollanderNFno factor from 2^64 to 2^65
2015-03-06VictordeHollanderNFno factor from 2^63 to 2^64
2014-10-22Jocelyn LaroucheNF-PM1B1=144480
2014-08-07Jocelyn LaroucheNF-PM1B1=117240
2013-12-04Jerry HallettNFno factor from 2^62 to 2^63
2012-05-29Sebastian HornbostelNFno factor from 2^61 to 2^62
2011-01-23Oscar ÖstlinNF-PM1B1=90000, B2=1822500, E=6
2010-12-05Oscar ÖstlinNF-PM1B1=75011
2010-11-04Jocelyn LaroucheNF-PM1B1=20000
2009-01-16Sturle SundeNFno factor from 2^60 to 2^61
2003-09-21-Anonymous-NF-PM1B1=2048, B2=204800
1999-03-26-Anonymous-C-LL0F5B8107C51639F2
1998-02-19Wayne YeungC-LL0F5B8107C51639F2