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
68463671Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 276
TF target 274
P-1
B1 = 710000
B2 = 16685000
LL
StatusDateUserResidueShift
Verified2016-03-24curtisc0EEC3AC276733B796888256
Verified2024-02-27RobertKazan0EEC3AC276733B799776656
History
DateUserTypeResult
2024-02-27RobertKazanC-LL
0EEC3AC276733B79
2020-09-19-Anonymous-NF
no factor from 2^75 to 2^76
2016-03-24curtiscC-LL
0EEC3AC276733B79
2016-01-21dh1NF
no factor from 2^74 to 2^75
2014-09-14TheJudgerNF
no factor from 2^73 to 2^74
2014-09-14TheJudgerNF
no factor from 2^72 to 2^73
2014-09-07TheJudgerNF-PM1
B1=710000, B2=16685000, E=12
2014-07-26RichD0NF
no factor from 2^71 to 2^72
2012-08-01-Anonymous-NF
no factor from 2^70 to 2^71
2012-03-13-Anonymous-NF
no factor from 2^69 to 2^70
2010-01-30ZistroskNF
no factor from 2^68 to 2^69
2010-01-24ZistroskNF
no factor from 2^67 to 2^68
2010-01-19runeskNF
no factor from 2^66 to 2^67
2010-01-18runeskNF
no factor from 2^65 to 2^66
2010-01-17Sturle SundeNF
no factor from 2^64 to 2^65
2008-11-101997rj7NF
no factor to 2^64