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

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
100819819Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 760000
B2 = 12350000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-11-11ky0urakuC3EC2484F19220FD3881589513
History
DateUserTypeResult
2020-11-11Stef42CERT
PRP Certification
CERT proof power = 9
Proof certified good
2020-11-11ky0urakuC-PRP
C3EC2484F19220FD
PRP proof power = 9
PRP: Verified
Proof certified good
2020-11-03ky0urakuNF-PM1
B1=760000, B2=12350000
2020-02-14TheJudgerNF
no factor from 2^76 to 2^77
2020-01-29TheJudgerNF
no factor from 2^75 to 2^76
2020-01-29TheJudgerNF
no factor from 2^74 to 2^75
2020-01-16gcardonaNF
no factor from 2^73 to 2^74
2020-01-16gcardonaNF
no factor from 2^72 to 2^73
2014-12-28SRS TechnologyNF
no factor from 2^71 to 2^72
2013-09-09Per JessenNF
no factor from 2^70 to 2^71
2013-09-02Per JessenNF
no factor from 2^69 to 2^70
2013-08-26processinfoNF
no factor from 2^68 to 2^69
2013-08-26-Anonymous-NF
no factor from 2^68 to 2^69
2013-08-24processinfoNF
no factor from 2^67 to 2^68
2011-03-29Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-13Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-13vasanthNF
no factor from 2^64 to 2^65
2010-02-221997rj7NF
no factor from 2^63 to 2^64