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
21824069Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 269
P-1
B1 = 235000
B2 = 3348750
LL
StatusDateUserResidueShift
Verified2004-01-07Christopher Stephens43CA2ED64498932D8023861
Verified2009-06-24RubenGarcia43CA2ED64498932D17720282
History
DateUserTypeResult
2022-01-03Yves de WandelaarNF
no factor from 2^74 to 2^75
2021-10-02TheJudgerNF
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
2021-09-06TheJudgerNF
no factor from 2^70 to 2^71
2018-04-02ramgeisNF
no factor from 2^69 to 2^70
2017-12-04VictordeHollanderNF
no factor from 2^68 to 2^69
2017-05-28ramgeisNF
no factor from 2^67 to 2^68
2009-06-24RubenGarciaC-LL
43CA2ED64498932D