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
105855899Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 835000
B2 = 16700000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-03-24Chun sung soo0228DBD77C5CEF1F7042695213
History
DateUserTypeResult
2021-03-24John ChurchillCERT
PRP Certification
CERT proof power = 9
Proof certified good
2021-03-24Chun sung sooC-PRP
0228DBD77C5CEF1F
PRP proof power = 9
PRP: Verified
Proof certified good
2020-07-21linamentNF-PM1
B1=835000, B2=16700000, E=6
2020-05-03TheJudgerNF
no factor from 2^76 to 2^77
2020-05-03TheJudgerNF
no factor from 2^75 to 2^76
2020-03-02LaurVNF
no factor from 2^74 to 2^75
2020-02-25Hans LoeblichNF
no factor from 2^73 to 2^74
2020-01-15David HruskaNF
no factor from 2^72 to 2^73
2015-01-28Preben SNF
no factor from 2^71 to 2^72
2014-10-27SWL551NF
no factor from 2^70 to 2^71
2014-06-17timc995NF
no factor from 2^69 to 2^70
2014-06-14timc995NF
no factor from 2^68 to 2^69
2013-09-06Preben SNF
no factor from 2^67 to 2^68
2013-09-05Preben SNF
no factor from 2^66 to 2^67
2012-05-14omiXorpNF
no factor from 2^65 to 2^66
2010-09-02WPSNF
no factor from 2^64 to 2^65
2010-04-21subgeniusNF
no factor from 2^63 to 2^64