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
98163059Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 965000
B2 = 24125000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-09-18ky0uraku4F262EC0B8E4BB4D5037985013
History
DateUserTypeResult
2020-09-18Brian SchroederCERT
PRP Certification
CERT proof power = 9
Proof certified good
2020-09-18ky0urakuC-PRP
4F262EC0B8E4BB4D
PRP proof power = 9
PRP: Verified
Proof certified good
2020-05-17TheJudgerNF
no factor from 2^76 to 2^77
2020-05-17TheJudgerNF
no factor from 2^75 to 2^76
2020-05-17TheJudgerNF
no factor from 2^74 to 2^75
2019-11-16gcardonaNF
no factor from 2^73 to 2^74
2019-10-08Ryan PropperNF-PM1
B1=965000, B2=24125000, E=6
2019-05-18Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-12-18Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2013-10-02SMoffatNF
no factor from 2^70 to 2^71
2013-10-02SMoffatNF
no factor from 2^69 to 2^70
2013-09-30SMoffatNF
no factor from 2^68 to 2^69
2013-09-28SMoffatNF
no factor from 2^67 to 2^68
2013-09-27SMoffatNF
no factor from 2^66 to 2^67
2013-07-26g0bNF
no factor from 2^65 to 2^66