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:










MnStatusDetails
109512329TF
No factors below 277
TF target 276
P-1
B1 = 1500000
B2 = 75000000
LL
StatusDateUserResidueShift
Bad2017-03-10Christoph ZengerCC8A99728CB851BC80020387
Verified2023-03-29Christoph ZengerCA45909E00F8DAB599051268
Verified2023-03-30KrieselCA45909E00F8DAB50
History
DateUserTypeResult
2023-03-30KrieselC-LL
CA45909E00F8DAB5
2023-03-29Christoph ZengerC-LL
CA45909E00F8DAB5
2023-02-09riccardo ubertiNF-PM1
B1=1500000, B2=75000000
2020-08-27Runtime ErrorNF
no factor from 2^76 to 2^77
2020-05-03Greg HoganNF
no factor from 2^75 to 2^76
2019-06-08GROBERTSNF
no factor from 2^74 to 2^75
2018-06-18Christoph ZengerNF
no factor from 2^73 to 2^74
2018-06-18Christoph ZengerNF
no factor from 2^72 to 2^73
2017-03-10Christoph ZengerC-LL
CC8A99728CB851BC
2017-02-02Christoph ZengerNF
no factor from 2^71 to 2^72
2017-02-02Christoph ZengerNF-PM1
B1=1140000, B2=32205000
2014-11-06wombatmanNF
no factor from 2^70 to 2^71
2014-11-05wombatmanNF
no factor from 2^69 to 2^70
2014-11-04SMoffatNF
no factor from 2^68 to 2^69
2013-10-16ANONYMOUSNF
no factor from 2^67 to 2^68
2013-10-12Cow_tippingNF
no factor from 2^66 to 2^67
2012-06-06RichardNF
no factor from 2^65 to 2^66
2010-09-18RichardNF
no factor from 2^64 to 2^65
2010-04-29sasaki3NF
no factor from 2^63 to 2^64