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
77454757Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 280
TF target 274
P-1
B1 = 675000
B2 = 13668750
LL
StatusDateUserResidueShift
Verified2016-10-20Nipal9BB2ED654D49EFAF3986961
Verified2024-08-08mewturn9BB2ED654D49EFAF0
History
DateUserTypeResult
2024-08-08mewturnC-LL
9BB2ED654D49EFAF
2016-11-26NipalNF
no factor from 2^79 to 2^80
2016-11-14NipalNF
no factor from 2^78 to 2^79
2016-11-05NipalNF
no factor from 2^77 to 2^78
2016-11-01NipalNF
no factor from 2^76 to 2^77
2016-11-01NipalNF
no factor from 2^75 to 2^76
2016-10-20NipalC-LL
9BB2ED654D49EFAF
2016-09-16NipalNF
no factor from 2^27 to 2^53
2016-04-04Mark RoseNF
no factor from 2^61 to 2^64
2016-03-20TheJudgerNF-PM1
B1=675000, B2=13668750, E=12
2016-03-08AirSquirrelsNF
no factor from 2^74 to 2^75
2016-03-08AirSquirrelsNF
no factor from 2^73 to 2^74
2016-02-26BdotNF
no factor from 2^72 to 2^73
2015-12-10RichD0NF
no factor from 2^71 to 2^72
2013-05-21GnorfeNF
no factor from 2^70 to 2^71
2010-12-24symalladNF
no factor from 2^69 to 2^70
2010-10-22AlsXZNF
no factor from 2^68 to 2^69
2010-10-17sirlprNF
no factor from 2^67 to 2^68
2010-10-12Wolfgang StegerNF
no factor from 2^66 to 2^67
2010-10-06S00030NF
no factor from 2^65 to 2^66
2010-10-05megavinkNF
no factor from 2^64 to 2^65