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
13043669TF
No factors below 273
TF target 268
P-1
B1 = 1600000
B2 = 1620719100
ECM
DigitsB1Curves
25500002 / 280
Estimated T-Level: 20.0
LL
StatusDateUserResidueShift
Verified2001-08-24Robert Barbrow9E89F3C02D41ECFE3864686
Verified2004-11-30Tom Wallace9E89F3C02D41ECFE5232690
History
DateUserTypeResult
2023-12-23Sid & AndyNF
no factor from 2^72 to 2^73
2023-10-05nordiNF-PM1
B1=1600000, B2=1620719100
2023-10-05storm5510NF-PM1
B1=1370000, B2=1435846230
2023-10-03nordiNF-PM1
B1=1600000
2021-10-22-Anonymous-NF
no factor from 2^71 to 2^72
2021-08-30SRBaseNF
no factor from 2^70 to 2^71
2021-08-07SRBaseNF
no factor from 2^69 to 2^70
2018-01-24ramgeisNF
no factor from 2^68 to 2^69
2017-12-22-Anonymous-NF
no factor from 2^67 to 2^68
2015-07-04NesowaNF
no factor from 2^66 to 2^67
2014-05-19NesowaNF
no factor from 2^65 to 2^66
2013-05-27lycornNF
no factor from 2^64 to 2^65
2012-04-20James HeinrichNF-PM1
B1=255000, B2=6566250, E=12