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
75277379Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 276
TF target 274
P-1
B1 = 630000
B2 = 12600000
LL
StatusDateUserResidueShift
Bad2017-07-14Smok_bmv D3549C824B081C2972787689
Verified2024-08-08ChrisF838A90515AC3D85E51317420
Verified2024-08-18MadPoo838A90515AC3D85E9819820
History
DateUserTypeResult
2024-08-18MadPooC-LL
838A90515AC3D85E
2024-08-08ChrisFC-LL
838A90515AC3D85E
2020-05-23-Anonymous-NF
no factor from 2^75 to 2^76
2017-07-14Smok_bmv C-LL
D3549C824B081C29
2016-04-02Mark RoseNF
no factor from 2^63 to 2^64
2016-04-02Mark RoseNF
no factor from 2^65 to 2^66
2016-02-09NesowaNF-PM1
B1=630000, B2=12600000, E=12
2016-01-31TheJudgerNF
no factor from 2^74 to 2^75
2016-01-31TheJudgerNF
no factor from 2^73 to 2^74
2016-01-24LingUaanNF
no factor from 2^72 to 2^73
2013-12-28SMoffatNF
no factor from 2^71 to 2^72
2013-07-15Per JessenNF
no factor from 2^70 to 2^71
2013-05-16PascalBieriNF
no factor from 2^69 to 2^70
2010-11-25tmorrowNF
no factor from 2^68 to 2^69
2010-11-22qwertyuio999NF
no factor from 2^67 to 2^68
2010-11-20seekuaNF
no factor from 2^66 to 2^67
2010-08-02Bold_SeekerNF
no factor from 2^64 to 2^65