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
62261929Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 274
P-1
B1 = 710000
B2 = 710000
LL
StatusDateUserResidueShift
Verified2014-03-19kawarinAB4E0D1110DB359247653934
Verified2022-08-14ANONYMOUSAB4E0D1110DB359230299786
History
DateUserTypeResult
2024-05-25ChuckNF
no factor from 2^70 to 2^71
2022-08-14ANONYMOUSC-LL
AB4E0D1110DB3592
2016-02-23Mark RoseNF
no factor from 2^59 to 2^63
2014-03-19kawarinC-LL
AB4E0D1110DB3592
2013-07-07Tom DuellNF
no factor from 2^73 to 2^74
2013-03-17-Anonymous-NF-PM1
B1=710000
2013-03-12electron1897NF
no factor from 2^72 to 2^73
2013-03-01James HeinrichNF
no factor from 2^71 to 2^72
2013-02-14Carsten KossendeyNF
no factor from 2^70 to 2^71
2011-12-04-Anonymous-NF
no factor from 2^69 to 2^70
2009-11-15PerendieNF
no factor from 2^68 to 2^69
2009-11-10korvaNF
no factor from 2^67 to 2^68
2009-11-04korvaNF
no factor from 2^66 to 2^67
2009-08-29lindedNF
no factor from 2^65 to 2^66
2009-08-11Sturle SundeNF
no factor from 2^64 to 2^65
2008-12-13DerekNF
no factor from 2^63 to 2^64