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
23564087Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 273
TF target 270
P-1
B1 = 265000
B2 = 5101250
LL
StatusDateUserResidueShift
Verified2005-03-20Stephen Wood05A0F43632C7FFA121416490
Verified2010-06-24Team Prime Rib05A0F43632C7FFA115331378
Assigned
AssignedUserWork TypeStage% DoneUpdatedExpired
2025-10-04Thafactor P-1 small0.00 % 2025-10-11
History
DateUserTypeResult
2023-01-13Sid & AndyNF
no factor from 2^72 to 2^73
2021-06-27-Anonymous-NF
no factor from 2^71 to 2^72
2021-06-26-Anonymous-NF
no factor from 2^70 to 2^71
2018-08-30ramgeisNF
no factor from 2^69 to 2^70
2018-01-05VictordeHollanderNF
no factor from 2^68 to 2^69
2016-06-29VictordeHollanderNF
no factor from 2^67 to 2^68
2010-06-24Reboot ItC-LL
05A0F43632C7FFA1