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
44401451Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 274
TF target 272
P-1
B1 = 750000
B2 = 750000
LL
StatusDateUserResidueShift
Verified2008-11-17curtisc70AB463946445A9741643993
Verified2018-02-28ANONYMOUS70AB463946445A9731120646
History
DateUserTypeResult
2022-04-10TheJudgerNF
no factor from 2^73 to 2^74
2022-04-10TheJudgerNF
no factor from 2^72 to 2^73
2018-02-28ANONYMOUSC-LL
70AB463946445A97
2015-10-03-Anonymous-NF
no factor from 2^71 to 2^72
2015-10-03-Anonymous-NF
no factor from 2^70 to 2^71
2015-05-22el groccoNF
no factor from 2^69 to 2^70
2014-02-07LaurVNF
no factor from 2^68 to 2^69
2008-11-17curtiscC-LL
70AB463946445A97