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
27369271TF
No factors below 274
TF target 270
P-1
B1 = 1200000
B2 = 67200000
LL
StatusDateUserResidueShift
Verified2005-04-02Klaus-J. WolfBB4BCB5ABB12C7EA14371391
Verified2012-05-17NovecBB4BCB5ABB12C7EA24794338
History
DateUserTypeResult
2021-10-13Oliver KruseNF-PM1
B1=1200000, B2=67200000
2021-09-12TheJudgerNF
no factor from 2^73 to 2^74
2021-08-25TheJudgerNF
no factor from 2^72 to 2^73
2021-08-22TheJudgerNF
no factor from 2^71 to 2^72
2021-03-04mikrNF
no factor from 2^70 to 2^71
2017-04-05ramgeisNF
no factor from 2^69 to 2^70
2012-05-17NovecC-LL
BB4BCB5ABB12C7EA
2012-01-02Carsten KossendeyNF
no factor from 2^68 to 2^69
2011-10-04Carsten KossendeyNF
no factor from 2^67 to 2^68