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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
94793Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 267
TF target 244
TF below 2^132 is very unlikely to find new factors due to ECM effort.
P-1
B1 = 3000000000
B2 = 237575071283550
ECM
DigitsB1Curves
2550000280 / 280
30250000640 / 640
3510000001566 / 1566
4030000004588 / 4588
45110000002373 / 9201
Estimated T-Level: 41.3 ⓘ
LL
StatusDateUserResidueShift
VerifiedUnknown465A0
VerifiedCharles F. Kerchner IIIDC48386DC3B6C65A0
VerifiedBrian J. BeesleyDC48386DC3B6C65A0
Verified2015-04-11MadPooDC48386DC3B6C65A15260
History
DateUserTypeResult
2023-08-26masserNF-PP1
Start=132/41, B1=70000000, B2=12530000000
2023-01-31tim sNF
no factor from 2^66 to 2^67
2022-08-06George WoltmanNF-PM1
B1=3000000000, B2=237575071283550
2022-07-23George WoltmanNF-PM1
B1=3000000000
2021-11-15lycornNF-PP1
Start=6/5, B1=200000000, B2=18200000000
2021-11-15lycornNF-PP1
Start=2/7, B1=200000000, B2=18200000000
2020-04-17YxinityNF
no factor from 2^65 to 2^66
2020-04-17YxinityNF
no factor from 2^65 to 2^66
2018-08-28YxinityNF
no factor from 2^64 to 2^65
2018-08-28YxinityNF
no factor from 2^64 to 2^65
2017-01-08snme2pm1NF
no factor from 2^63 to 2^64
2016-05-29snme2pm1NF
no factor from 2^62 to 2^63
2016-02-23LaurVNF
no factor from 2^57 to 2^58
2016-02-23LaurVNF
no factor from 2^58 to 2^59
2015-04-11MadPooC-LL
DC48386DC3B6C65A
2014-10-24Sid & AndyNF
no factor from 2^61 to 2^62
2013-11-29LaurVNF
no factor from 2^60 to 2^61
2012-08-31LaurVNF-PM1
B1=100000000, B2=2000000000, E=12
2009-01-07Sturle SundeNF
no factor from 2^59 to 2^60