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
190145201TF
No factors below 280
TF target 278
P-1
B1 = 1258000
B2 = 271463430
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-12-25KrieselF0C12B624FB69982013
History
DateUserTypeResult
2022-12-27BogiatzoulesCERT
PRP Certification
Proof certified good
2022-12-25KrieselC-PRP
F0C12B624FB69982
PRP: Verified
Proof certified good
2022-12-22DobriNF
no factor from 2^79 to 2^80
2022-12-19DobriNF
no factor from 2^78 to 2^79
2022-12-18KrieselNF-PM1
B1=1258000, B2=271463430
2022-12-16KrieselNF
no factor from 2^77 to 2^78
2022-12-16KrieselNF
no factor from 2^76 to 2^77
2022-12-16KrieselNF
no factor from 2^75 to 2^76
2022-12-16KrieselNF
no factor from 2^74 to 2^75
2022-12-09DobriNF
no factor from 2^73 to 2^74
2022-12-09DobriNF
no factor from 2^72 to 2^73
2022-12-09DobriNF
no factor from 2^69 to 2^70
2022-12-09DobriNF
no factor from 2^68 to 2^69
2022-12-09DobriNF
no factor from 2^1 to 2^68
2020-03-20LoneTFerNF
no factor from 2^73 to 2^74
2020-03-20LoneTFerNF
no factor from 2^72 to 2^73
2020-02-14proxy2222NF
no factor from 2^71 to 2^72
2019-06-05proxy2222NF
no factor from 2^70 to 2^71
2018-11-14Chabot PrimeNF
no factor from 2^69 to 2^70
2017-02-11XZTNF
no factor from 2^68 to 2^69
2016-05-05XZTNF
no factor from 2^67 to 2^68
2015-10-15RichardNF
no factor from 2^66 to 2^67
2013-06-04Massimo Cappelli (ik5pwa)NF
no factor from 2^65 to 2^66
2011-04-11RichardNF
no factor from 2^64 to 2^65
2010-08-03Grant McCrackenNF
no factor from 2^63 to 2^64