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
57124381No factors below 274
P-1
B1=610 000
B2=13 877 500
LL
StatusDateUserResidueShift
Verified2012-12-02curtisc02AE180B7772475410790424
Verified2021-06-21Mark Rose02AE180B7772475444279922
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2020-08-02ANONYMOUSLL double-check0.0 % 2020-08-022020-09-11
2020-02-11ANONYMOUSLL double-checkLL82.7 % 2020-03-242020-05-23
2019-11-21SETIKAHLL double-check0.0 % 2019-11-212019-12-31
History
DateUserTypeResult
2021-06-21Mark RoseC-LL02AE180B77724754
2019-02-03TheJudgerNFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^60 to 2^63
2012-12-02curtiscC-LL02AE180B77724754
2012-08-09BigBrotherNFno factor from 2^72 to 2^73
2012-06-05bcp19NFno factor from 2^71 to 2^72
2012-05-15137benNF-PM1B1=610000, B2=13877500
2011-10-11Dr. NowakNFno factor from 2^70 to 2^71
2011-06-20bwnNFno factor from 2^69 to 2^70
2011-04-22SontyNFno factor from 2^68 to 2^69
2009-10-01skierkaNFno factor from 2^67 to 2^68
2009-01-26-Anonymous-NFno factor from 2^66 to 2^67
2009-01-18-Anonymous-NFno factor from 2^65 to 2^66
2009-01-12NiklotNFno factor from 2^64 to 2^65
2008-10-03BoulderNFno factor from 2^63 to 2^64
2003-07-30Team Prime RibNFno factor to 2^60
2002-10-26-Anonymous-NFno factor to 2^58
2001-09-22-Anonymous-NFno factor to 2^57
2000-06-26-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
2000-01-04-Anonymous-NFno factor to 2^53
1999-12-08-Anonymous-NFno factor to 2^53