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
6623423TF
No factors below 272
TF target 267
P-1
B1 = 3000000
B2 = 5464179630
ECM
DigitsB1Curves
25500006 / 280
Estimated T-Level: 20.1 ⓘ
LL
StatusDateUserResidueShift
Verified1999-07-27Graeme McRae357DBA3DC3C6B8610
Verified2000-03-15Duane M. Heller357DBA3DC3C6B8610
Verified2001-11-03Luigi Morelli357DBA3DC3C6B861842780
History
DateUserTypeResult
2023-12-14Sid & AndyNF-PM1
B1=3000000, B2=5464179630
2021-10-10SRBaseNF
no factor from 2^71 to 2^72
2021-08-16SRBaseNF
no factor from 2^70 to 2^71
2021-05-07takahashiNF
no factor from 2^69 to 2^70
2020-05-15TJAOINF
no factor from 2^68 to 2^69
2020-03-09takahashiNF-PM1
B1=2500000, B2=50000000, E=6
2019-02-23takahashiNF-PM1
B1=250000, B2=4400000, E=6
2018-02-27-Anonymous-NF
no factor from 2^67 to 2^68
2016-04-15Gordon SpenceNF
no factor from 2^66 to 2^67
2015-11-05snme2pm1NF
no factor from 2^65 to 2^66
2014-07-13lycornNF
no factor from 2^64 to 2^65
2014-06-29NesowaNF
no factor from 2^63 to 2^64
2012-07-04firejugglerNF-PM1
B1=80000, B2=1340000, E=6