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:










MnStatusDetails
103887737Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 820000
B2 = 15990000
LL
StatusDateUserResidueShift
Unverified2020-09-14Alexander TsupkoB2AF39F2770753__30031239
History
DateUserTypeResult
2020-09-14Alexander TsupkoC-LL
B2AF39F2770753__
2020-07-07TheJudgerNF-PM1
B1=820000, B2=15990000, E=12
2020-05-11TheJudgerNF
no factor from 2^76 to 2^77
2020-05-11TheJudgerNF
no factor from 2^75 to 2^76
2020-05-11TheJudgerNF
no factor from 2^74 to 2^75
2019-08-27Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-27Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-01-01-Anonymous-NF
no factor from 2^71 to 2^72
2013-09-08RobishNF
no factor from 2^70 to 2^71
2013-09-05RobishNF
no factor from 2^69 to 2^70
2013-09-03RobishNF
no factor from 2^68 to 2^69
2013-09-02RobishNF
no factor from 2^67 to 2^68
2013-09-01RobishNF
no factor from 2^66 to 2^67
2012-05-02sasaki3NF
no factor from 2^65 to 2^66
2010-08-26Matteo2DNF
no factor from 2^64 to 2^65
2010-04-17sasaki3NF
no factor from 2^63 to 2^64