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
99855449Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 276
P-1
B1 = 725000
B2 = 13593750
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-09-07ky0urakuED3E4C4B3B351AD64896944813
History
DateUserTypeResult
2020-09-07Wentao HuangCERT
PRP Certification
CERT proof power = 9
Proof certified good
2020-09-07ky0urakuC-PRP
ED3E4C4B3B351AD6
PRP proof power = 9
PRP: Verified
Proof certified good
2020-08-08Simon JosefssonNF-PM1
B1=725000, B2=13593750, E=12
2020-04-11SRBaseNF
no factor from 2^77 to 2^78
2020-02-14TheJudgerNF
no factor from 2^76 to 2^77
2020-02-14TheJudgerNF
no factor from 2^75 to 2^76
2020-02-11James HeinrichNF
no factor from 2^74 to 2^75
2019-12-23Hans LoeblichNF
no factor from 2^73 to 2^74
2019-03-19Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2017-02-04monstNF
no factor from 2^71 to 2^72
2014-07-24ITSNF
no factor from 2^70 to 2^71
2014-07-18ITSNF
no factor from 2^69 to 2^70
2013-08-27processinfoNF
no factor from 2^68 to 2^69
2013-08-24processinfoNF
no factor from 2^67 to 2^68
2013-08-16Le ComteNF
no factor from 2^66 to 2^67
2012-06-25Jimmy BrüggemannNF
no factor from 2^65 to 2^66
2010-10-071997rj7NF
no factor from 2^64 to 2^65