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
108811817Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 644000
B2 = 89020050
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2021-01-02MathEnthousiastEE0C2615F47CD5__7126292113
History
DateUserTypeResult
2023-11-05Naegi MakotoNF-PM1
B1=644000, B2=89020050
2022-11-20David HruskaNF
no factor from 2^76 to 2^77
2021-01-02MathEnthousiastC-PRP
EE0C2615F47CD5__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2020-11-10MathEnthousiastNF-PM1
B1=1140000
2020-10-23RichD0NF
no factor from 2^75 to 2^76
2020-10-22ktonyNF
no factor from 2^74 to 2^75
2019-08-16Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-16Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-23Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-01-26Brandon VincentNF
no factor from 2^70 to 2^71
2014-10-31Smok_bmv NF
no factor from 2^69 to 2^70
2014-09-10g0bNF
no factor from 2^68 to 2^69
2014-07-28g0bNF
no factor from 2^67 to 2^68
2014-07-23g0bNF
no factor from 2^66 to 2^67
2012-05-24omiXorpNF
no factor from 2^65 to 2^66
2010-09-12sasaki3NF
no factor from 2^64 to 2^65
2010-04-272knarfNF
no factor from 2^63 to 2^64