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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MnStatusDetails
29162899Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 270
P-1
B1 = 1435000
B2 = 38027500
LL
StatusDateUserResidueShift
Verified2005-05-12Ari Örn3996C65087A90F1A6917160
Verified2012-12-28Rick Slemmer3996C65087A90F1A23129232
History
DateUserTypeResult
2020-12-20Sid & AndyNF
no factor from 2^72 to 2^73
2020-12-09Architects CubedNF-PM1
B1=1435000, B2=38027500, E=12
2020-10-30Architects CubedNF
no factor from 2^71 to 2^72
2020-10-25Architects CubedNF
no factor from 2^70 to 2^71
2017-03-07ramgeisNF
no factor from 2^69 to 2^70
2012-12-28Rick SlemmerC-LL
3996C65087A90F1A
2012-01-11LaurVNF
no factor from 2^68 to 2^69