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
75325799Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 11932500
LL
StatusDateUserResidueShift
Verified2017-08-09basey59E329A635A1C9FF55337524
Verified2025-01-11-Anonymous-59E329A635A1C9FF39280023
History
DateUserTypeResult
2025-01-11-Anonymous-C-LL
59E329A635A1C9FF
2017-08-09baseyC-LL
59E329A635A1C9FF
2016-04-02Mark RoseNF
no factor from 2^63 to 2^64
2016-02-07ixfd64NF-PM1
B1=645000, B2=11932500
2016-01-25Chris SmithNF
no factor from 2^74 to 2^75
2016-01-25Chris SmithNF
no factor from 2^73 to 2^74
2016-01-191997rj7NF
no factor from 2^72 to 2^73
2015-09-03Judge HaleNF
no factor from 2^71 to 2^72
2014-02-18Ryan PropperNF
no factor from 2^70 to 2^71
2013-05-18PungNF
no factor from 2^69 to 2^70
2010-12-29Zet_korNF
no factor from 2^68 to 2^69
2010-12-24-Anonymous-NF
no factor from 2^67 to 2^68
2010-12-15-Anonymous-NF
no factor from 2^66 to 2^67
2010-08-11Bold_SeekerNF
no factor from 2^65 to 2^66
2010-08-09-Anonymous-NF
no factor from 2^64 to 2^65