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
73264927Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 275
TF target 274
P-1
B1 = 730000
B2 = 16242500
LL
StatusDateUserResidueShift
Verified2017-02-17-Anonymous-C848B504DB362BFF12394358
Verified2024-05-02randomDewottC848B504DB362BFF44135188
History
DateUserTypeResult
2024-05-02randomDewottC-LL
C848B504DB362BFF
2017-02-17-Anonymous-C-LL
C848B504DB362BFF
2016-05-29Kevin JagetNF
no factor from 2^74 to 2^75
2016-01-10James HeinrichNF
no factor from 2^73 to 2^74
2015-09-13TheJudgerNF-PM1
B1=730000, B2=16242500, E=12
2015-09-06BdotNF
no factor from 2^72 to 2^73
2015-04-02srow7NF
no factor from 2^71 to 2^72
2013-04-27-Anonymous-NF
no factor from 2^70 to 2^71
2012-10-07Ryan L BoothNF
no factor from 2^69 to 2^70
2010-06-18GrunwalderGIMPNF
no factor from 2^68 to 2^69
2010-06-16Charles A. MorrisNF
no factor from 2^67 to 2^68
2010-06-14Vovo2000.ComNF
no factor from 2^66 to 2^67
2010-06-06Matthias SchonNF
no factor from 2^65 to 2^66
2010-05-31-Anonymous-NF
no factor from 2^64 to 2^65
2008-06-28George WoltmanNF
no factor to 2^64