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
108986893Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 865000
B2 = 17516250
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-11-22Ruslan BorisovD9691E1C8FF8F63E6252016813
History
DateUserTypeResult
2020-11-22GyuriCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-11-22Ruslan BorisovC-PRP
D9691E1C8FF8F63E
PRP proof power = 8
PRP: Verified
Proof certified good
2020-11-03tscNF-PM1
B1=865000, B2=17516250, E=6
2020-05-03TheJudgerNF
no factor from 2^76 to 2^77
2020-02-03xx005fs_TFNF
no factor from 2^75 to 2^76
2020-01-28LaurVNF
no factor from 2^74 to 2^75
2019-07-21Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-07-21Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-02-18el groccoNF
no factor from 2^71 to 2^72
2014-08-05SMoffatNF
no factor from 2^70 to 2^71
2014-07-27SMoffatNF
no factor from 2^69 to 2^70
2014-07-21SMoffatNF
no factor from 2^68 to 2^69
2013-10-06-Anonymous-NF
no factor from 2^67 to 2^68
2013-09-30Choi4KANGNF
no factor from 2^66 to 2^67
2012-05-28RichardNF
no factor from 2^65 to 2^66
2010-09-13DerekNF
no factor from 2^64 to 2^65
2010-05-04RichardNF
no factor from 2^63 to 2^64