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
23666063Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 270
P-1
B1 = 265000
B2 = 3908750
LL
StatusDateUserResidueShift
Verified2005-01-20LexaTrefE7528CA714040A6E18986630
Verified2010-03-20GrunwalderGIMPE7528CA714040A6E14035241
History
DateUserTypeResult
2021-09-16TheJudgerNF
no factor from 2^73 to 2^74
2021-09-06TheJudgerNF
no factor from 2^72 to 2^73
2021-09-06TheJudgerNF
no factor from 2^71 to 2^72
2021-08-04SRBaseNF
no factor from 2^70 to 2^71
2018-09-05ramgeisNF
no factor from 2^69 to 2^70
2018-01-12VictordeHollanderNF
no factor from 2^68 to 2^69
2016-06-29VictordeHollanderNF
no factor from 2^67 to 2^68
2010-03-20GrunwalderGIMPC-LL
E7528CA714040A6E