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
90025343Composite: proven not-prime with Lucas-Lehmer test
TF
No factors below 277
TF target 275
P-1
B1 = 375000
B2 = 5437500
LL
StatusDateUserResidueShift
Verified2019-09-08Haochen Liu9FB660CB6E78E37181552541
Verified2019-12-10-Anonymous-9FB660CB6E78E37159466235
History
DateUserTypeResult
2024-05-06James HeinrichNF
no factor from 2^68 to 2^69
2019-12-10-Anonymous-C-LL
9FB660CB6E78E371
2019-09-08Haochen LiuC-LL
9FB660CB6E78E371
2019-01-27TheJudgerNF
no factor from 2^76 to 2^77
2018-09-24axnNF
no factor from 2^75 to 2^76
2018-09-24axnNF
no factor from 2^74 to 2^75
2018-03-19One ManNF-PM1
B1=375000, B2=5437500
2018-02-25c10ck3rNF-PM1
B1=10000
2017-07-06Carsten KossendeyNF
no factor from 2^73 to 2^74
2016-06-21Carsten KossendeyNF
no factor from 2^72 to 2^73
2014-08-29Jacques MOLNENF
no factor from 2^71 to 2^72
2014-08-29Jacques MOLNENF
no factor from 2^70 to 2^71
2011-10-02hustensaftNF
no factor from 2^69 to 2^70
2010-12-16Carsten KossendeyNF
no factor from 2^68 to 2^69
2010-10-19Carsten KossendeyNF
no factor from 2^67 to 2^68
2010-08-30Carsten KossendeyNF
no factor from 2^66 to 2^67
2010-01-02Carsten KossendeyNF
no factor from 2^65 to 2^66