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
60640787Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 273
P-1
B1 = 575000
B2 = 11787500
LL
StatusDateUserResidueShift
Verified2014-07-29curtiscB09AE90A23A116DA32214276
Verified2022-01-17-Anonymous-B09AE90A23A116DA30002774
History
DateUserTypeResult
2022-01-17-Anonymous-C-LL
B09AE90A23A116DA
2016-02-23Mark RoseNF
no factor from 2^60 to 2^63
2014-07-29curtiscC-LL
B09AE90A23A116DA
2014-06-09MikeBerlinNF
no factor from 2^73 to 2^74
2013-01-30ChuckNF-PM1
B1=575000, B2=11787500, E=12
2012-12-04Tom DuellNF
no factor from 2^72 to 2^73
2012-03-26Craig MeyersNF
no factor from 2^69 to 2^72
2009-07-14-Anonymous-NF
no factor from 2^68 to 2^69
2009-07-07SuperbobNF
no factor from 2^67 to 2^68
2009-03-28RIPTIDENF
no factor from 2^66 to 2^67
2009-03-28mysteronsNF
no factor from 2^65 to 2^66
2009-03-27Reilly GrantNF
no factor from 2^64 to 2^65
2009-01-24Josh_BaldusNF
no factor from 2^63 to 2^64