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
70717859Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 645000
B2 = 13383750
LL
StatusDateUserResidueShift
Verified2016-12-21ShnobelA50CD9E21838262B62250578
Verified2024-05-09TaikelennA50CD9E21838262B0
History
DateUserTypeResult
2024-05-09TaikelennC-LL
A50CD9E21838262B
2016-12-21ShnobelC-LL
A50CD9E21838262B
2016-05-04-Anonymous-NF
no factor from 2^74 to 2^75
2014-12-12ktonyNF-PM1
B1=645000, B2=13383750, E=12
2014-12-04apocalypseNF
no factor from 2^73 to 2^74
2014-11-30LingUaanNF
no factor from 2^72 to 2^73
2014-10-10srow7NF
no factor from 2^71 to 2^72
2014-04-15HBendtzNF
no factor from 2^70 to 2^71
2010-06-19Tom DuellNF
no factor to 2^70
2010-06-08Carlos "casep" SepulvedaNF
no factor from 2^67 to 2^68
2010-06-03Chang Chia-TcheNF
no factor from 2^66 to 2^67
2010-05-25Arlandus Brown IIINF
no factor from 2^65 to 2^66
2010-05-18VentskusNF
no factor from 2^64 to 2^65
2008-11-24George WoltmanNF
no factor to 2^64
2008-11-22Wojciech FlorekNF
no factor to 2^64
2008-11-22-Anonymous-NF
no factor to 2^64