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

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MnStatusDetails
105999977Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 276
TF target 276
P-1
B1 = 1100000
B2 = 32725000
LL
StatusDateUserResidueShift
Unverified2020-03-14-Anonymous-485087F2270400__49589748
History
DateUserTypeResult
2021-05-01TheJudgerNF
no factor from 2^75 to 2^76
2020-05-14Mark RoseNF
no factor from 2^74 to 2^75
2020-03-15Architects CubedNF
no factor from 2^73 to 2^74
2020-03-14-Anonymous-C-LL
485087F2270400__
2020-01-13SamNF
no factor from 2^72 to 2^73
2016-12-02timbitNF-PM1
B1=1100000, B2=32725000, E=6
2015-01-05XebecerNF
no factor from 2^71 to 2^72
2013-09-22timc995NF
no factor from 2^70 to 2^71
2013-09-20qwertyuio999NF
no factor from 2^69 to 2^70
2013-09-15qwertyuio999NF
no factor from 2^68 to 2^69
2013-09-09willmoreNF
no factor from 2^67 to 2^68
2010-05-01rudimeierNF
no factor from 2^66 to 2^67
2010-05-01rudimeierNF
no factor from 2^65 to 2^66