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
160178321Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 278
P-1
B1 = 1384000
B2 = 1497819180
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-02-22GdS0DB2762DE9EE69EC013
History
DateUserTypeResult
2025-05-14ihnlNF
no factor from 2^76 to 2^78
2025-02-22ky0urakuCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-02-22GdSC-PRP
0DB2762DE9EE69EC
PRP proof power = 10
PRP: Verified
Proof certified good
2024-10-02Luke DurantNF-PM1
B1=1384000, B2=1497819180
2024-08-26SRBaseNF
no factor from 2^75 to 2^76
2024-07-01Naegi MakotoNF
no factor from 2^69 to 2^70
2023-03-01SRBaseNF
no factor from 2^74 to 2^75
2017-12-06nranksNF
no factor from 2^73 to 2^74
2017-12-06nranksNF
no factor from 2^72 to 2^73
2017-12-06nranksNF
no factor from 2^71 to 2^72
2017-12-06nranksNF
no factor from 2^70 to 2^71
2017-11-27BigHeadScientistNF
no factor from 2^69 to 2^70
2017-03-20XolotlNF
no factor from 2^68 to 2^69
2016-03-01XZTNF
no factor from 2^67 to 2^68
2015-05-02BJBNF
no factor from 2^66 to 2^67
2013-02-22MucolNF
no factor from 2^65 to 2^66
2011-02-02runeskNF
no factor from 2^64 to 2^65
2010-06-29Torchwood InstituteNF
no factor from 2^63 to 2^64