Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
31029773TF
No factors below 273
TF target 271
P-1
B1 = 385000
B2 = 10683750
ECM
DigitsB1Curves
25500004 / 280
Estimated T-Level: 20.1 ⓘ
LL
StatusDateUserResidueShift
Verified2006-07-25Markus SchaubD0C66AF6C65344A828195404
Verified2013-03-13FrederickD0C66AF6C65344A810730777
History
DateUserTypeResult
2022-10-26Sid & AndyNF
no factor from 2^72 to 2^73
2021-09-23ATHNF-PP1
Start=2/7, B1=300000, B2=12300000
2019-06-26LaurVNF
no factor from 2^71 to 2^72
2018-05-27ramgeisNF
no factor from 2^70 to 2^71
2013-12-16sasakiNF
no factor from 2^69 to 2^70
2013-03-13FrederickC-LL
D0C66AF6C65344A8
2012-05-08bcp19NF
no factor from 2^68 to 2^69
2011-05-24UngelovendeNF
no factor from 2^67 to 2^68