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
108997279Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 1000000
B2 = 30000000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-10-19Ernst W. Mayer1642693797354325013
History
DateUserTypeResult
2020-10-19Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-10-19Ernst W. MayerC-PRP
1642693797354325
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-17Ernst W. MayerNF-PM1
B1=1000000, B2=30000000
2020-05-02RichD0NF
no factor from 2^76 to 2^77
2020-02-03xx005fs_TFNF
no factor from 2^75 to 2^76
2020-01-27LaurVNF
no factor from 2^74 to 2^75
2019-07-19Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-07-19Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2018-02-02el groccoNF
no factor from 2^71 to 2^72
2015-04-13-Anonymous-NF
no factor from 2^70 to 2^71
2015-04-09-Anonymous-NF
no factor from 2^69 to 2^70
2015-04-07g0bNF
no factor from 2^68 to 2^69
2014-08-26g0bNF
no factor from 2^67 to 2^68
2014-07-24g0bNF
no factor from 2^66 to 2^67
2012-05-24Torchwood InstituteNF
no factor from 2^65 to 2^66
2010-09-12WPSNF
no factor from 2^64 to 2^65
2010-05-04RichardNF
no factor from 2^63 to 2^64