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
10570649Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 268
P-1
B1 = 2000000
B2 = 2567622750
ECM
DigitsB1Curves
25500003 / 280
Estimated T-Level: 20.1
LL
StatusDateUserResidueShift
Verified2000-11-05Rob Johnston721172D8C4A495682983949
Verified2004-05-15Ars Technica Team Prime Rib721172D8C4A495683433173
Verified2004-07-02Brian Sweeny721172D8C4A495683769069
History
DateUserTypeResult
2024-04-05Sid & AndyNF-PM1
B1=2000000, B2=2567622750
2021-12-30-Anonymous-NF
no factor from 2^72 to 2^73
2021-10-26SRBaseNF
no factor from 2^71 to 2^72
2021-08-14SRBaseNF
no factor from 2^70 to 2^71
2020-08-21ViliamFNF
no factor from 2^69 to 2^70
2017-12-07ramgeisNF
no factor from 2^68 to 2^69
2017-12-07ramgeisNF
no factor from 2^67 to 2^68
2015-11-18VictordeHollanderNF
no factor from 2^66 to 2^67
2015-05-07ThaNF
no factor from 2^65 to 2^66
2013-12-17lycornNF
no factor from 2^64 to 2^65
2013-01-14NesowaNF-PM1
B1=155000, B2=3000000, E=6