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
55442731TF
No factors below 274
TF target 273
P-1
B1 = 550000
B2 = 11825000
LL
StatusDateUserResidueShift
Verified2012-08-30Albrecht Heeffer8E024DEA1883001310481129
Verified2020-04-13-Anonymous-8E024DEA1883001349925668
History
DateUserTypeResult
2020-04-13-Anonymous-C-LL
8E024DEA18830013
2019-05-26TheJudgerNF
no factor from 2^73 to 2^74
2016-02-23Mark RoseNF
no factor from 2^58 to 2^63
2016-01-22-Anonymous-NF
no factor from 2^72 to 2^73
2012-08-30Albrecht HeefferC-LL
8E024DEA18830013
2012-07-10monstNF-PM1
B1=550000, B2=11825000, E=6
2012-04-01GregNF
no factor from 2^71 to 2^72
2012-04-01GregNF
no factor from 2^70 to 2^71
2011-05-28GrunwalderGIMPNF
no factor from 2^69 to 2^70
2011-04-06GrunwalderGIMPNF
no factor from 2^68 to 2^69
2009-05-15Sturle SundeNF
no factor from 2^67 to 2^68
2009-01-10Sturle SundeNF
no factor from 2^66 to 2^67
2009-01-10Scott KurowskiNF
no factor from 2^65 to 2^66
2009-01-03Sturle SundeNF
no factor from 2^64 to 2^65
2008-12-221997rj7NF
no factor from 2^63 to 2^64