Marin Mersenne 2^P-1
Username
Password
Forgot password?
Blue
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
108873407Tested as composite (unverified): unconfirmed Lucas-Lehmer test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 1400000
B2 = 115526400
LL
StatusDateUserResidueShift
Unverified2020-10-30AJE940B1DBB9FB3F__66152591
History
DateUserTypeResult
2023-11-04Stef42NF-PM1
B1=1400000, B2=115526400
2022-11-20David HruskaNF
no factor from 2^76 to 2^77
2020-10-30AJC-LL
E940B1DBB9FB3F__
2020-09-25AJNF-PM1
B1=1140000
2020-09-12ktonyNF
no factor from 2^75 to 2^76
2020-03-10jbach67NF
no factor from 2^74 to 2^75
2019-08-06Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-06Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-21Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2015-11-08-Anonymous-NF
no factor from 2^70 to 2^71
2015-10-15spicaNF
no factor from 2^69 to 2^70
2015-07-28Smok_bmv NF
no factor from 2^68 to 2^69
2014-11-24g0bNF
no factor from 2^67 to 2^68
2014-07-23g0bNF
no factor from 2^66 to 2^67
2012-05-25omiXorpNF
no factor from 2^65 to 2^66
2010-09-12Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-04-27CorranNF
no factor from 2^63 to 2^64