Marin Mersenne 2^P-1
Username
Password
Forgot password?
Black
Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
108649553Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 831000
B2 = 38973000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-02-27Dmitriy Degtiarev3C94EECE5A4995262054258913
History
DateUserTypeResult
2022-02-27VikkiMtFCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-02-27Dmitriy DegtiarevC-PRP
3C94EECE5A499526
PRP proof power = 8
PRP: Verified
Proof certified good
2022-01-20ChuckNF-PM1
B1=831000, B2=38973000
2021-11-27Lisander ViaeneNF
no factor from 2^76 to 2^77
2021-04-26TheJudgerNF
no factor from 2^75 to 2^76
2021-04-26TheJudgerNF
no factor from 2^74 to 2^75
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-09-11Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2013-10-01processinfoNF
no factor from 2^71 to 2^72
2013-10-01processinfoNF
no factor from 2^70 to 2^71
2013-10-01processinfoNF
no factor from 2^69 to 2^70
2013-10-01processinfoNF
no factor from 2^68 to 2^69
2013-09-26Ryan PropperNF
no factor from 2^68 to 2^69
2013-09-25Ryan PropperNF
no factor from 2^67 to 2^68
2013-09-24Ryan PropperNF
no factor from 2^66 to 2^67
2012-05-24RichardNF
no factor from 2^65 to 2^66
2010-09-11sasaki3NF
no factor from 2^64 to 2^65
2010-04-27KYOJI_KAMEINF
no factor from 2^63 to 2^64