Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
29473651Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 270
P-1
B1 = 1510000
B2 = 47187500
LL
StatusDateUserResidueShift
Verified2006-05-12Yeonsoo YunCA10B29430B93ECF5009532
Verified2012-08-02-Anonymous-CA10B29430B93ECF7252993
History
DateUserTypeResult
2022-11-03Naegi MakotoNF
no factor from 2^72 to 2^73
2022-08-08Jon PaceNF
no factor from 2^71 to 2^72
2020-12-12mikrNF
no factor from 2^70 to 2^71
2020-10-08Architects CubedNF-PM1
B1=1510000, B2=47187500, E=12
2016-06-10YxinityNF
no factor from 2^69 to 2^70
2012-08-02-Anonymous-C-LL
CA10B29430B93ECF
2012-01-30bcp19NF
no factor from 2^68 to 2^69