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
10297873Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 272
TF target 268
P-1
B1 = 8000000
B2 = 25524610650
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0 ⓘ
LL
StatusDateUserResidueShift
Verified2000-12-31AragonSuperComputerA1DEEB1F90D74A395031972
Verified2003-11-08Markus HauserA1DEEB1F90D74A393273818
History
DateUserTypeResult
2023-06-05mikrNF-PM1
B1=8000000, B2=25524610650
2022-09-29Architects CubedNF
no factor from 2^71 to 2^72
2021-10-01mikrNF
no factor from 2^70 to 2^71
2020-08-03ViliamFNF
no factor from 2^69 to 2^70
2017-12-12ramgeisNF
no factor from 2^68 to 2^69
2017-09-26-Anonymous-NF
no factor from 2^67 to 2^68
2015-12-02VictordeHollanderNF
no factor from 2^66 to 2^67
2015-04-28ThaNF
no factor from 2^65 to 2^66
2013-09-20NesowaNF
no factor from 2^64 to 2^65
2012-02-01James HeinrichNF-PM1
B1=195000, B2=4631250, E=6