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:
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MnStatusDetails
59851927No factors below 274
P-1
B1=700 000
B2=19 950 000
LL
StatusDateUserResidueShift
Unverified2013-03-01Nils31740B1565B486__34847127
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-05-11Richard Thomas7A4D1E77323FB6D53531814913
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2021-01-25-Anonymous-LL double-checkLL0.0 % 2021-01-252021-03-06
2020-10-22-Anonymous-LL double-checkLL0.3 % 2020-10-292020-12-08
2020-08-13-Anonymous-LL double-check0.0 % 2020-08-132020-09-22
2020-05-22-Anonymous-LL double-check0.0 % 2020-05-222020-07-01
History
DateUserTypeResult
2021-05-11Section 31CERTPRP Certification
2021-05-11Richard ThomasC-PRP7A4D1E77323FB6D5
2019-02-13dh1NFno factor from 2^73 to 2^74
2016-02-23Mark RoseNFno factor from 2^56 to 2^63
2013-03-01NilsC-LL31740B1565B486__
2012-06-24kdgehmanNFno factor from 2^72 to 2^73
2011-12-01kdgehmanNF-PM1B1=700000, B2=19950000, E=6
2011-11-16kdgehmanNFno factor from 2^71 to 2^72
2011-10-22kdgehmanNFno factor from 2^70 to 2^71
2011-10-22kdgehmanNFno factor from 2^69 to 2^70
2009-12-24mechmikeNFno factor from 2^68 to 2^69
2009-02-28Old DufferNFno factor from 2^67 to 2^68
2009-02-28Howard ChungNFno factor from 2^66 to 2^67
2009-02-25arnaudNFno factor from 2^65 to 2^66
2009-02-22Team_BunduNFno factor from 2^64 to 2^65
2008-07-11monstNFno factor from 2^63 to 2^64
2000-06-23-Anonymous-NFno factor to 2^56
2000-03-08-Anonymous-NFno factor to 2^54
1999-12-23-Anonymous-NFno factor to 2^53