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
77188901Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 685000
B2 = 10617500
LL
StatusDateUserResidueShift
Unverified2016-09-24Mikhail E. GolosovDDCC628789B50F__73870489
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-10-17Luke Durant958D41FE9FEB5F86013
History
DateUserTypeResult
2024-10-17ZekraaCERT
PRP Certification
CERT proof power = 9
Proof certified good
2024-10-17Luke DurantC-PRP
958D41FE9FEB5F86
PRP proof power = 9
PRP: Verified
Proof certified good
2016-09-24Mikhail E. GolosovC-LL
DDCC628789B50F__
2016-03-13RichD0NF
no factor from 2^74 to 2^75
2015-05-04guruNF-PM1
B1=685000, B2=10617500
2013-01-02SWL551NF
no factor from 2^73 to 2^74
2013-01-02SWL551NF
no factor from 2^72 to 2^73
2013-01-01SWL551NF
no factor from 2^71 to 2^72
2013-01-01SWL551NF
no factor from 2^70 to 2^71
2010-12-29DuratoreNF
no factor from 2^69 to 2^70
2010-12-11qwertyuio999NF
no factor from 2^68 to 2^69
2010-10-09oddveryoddNF
no factor from 2^67 to 2^68
2010-10-02-Anonymous-NF
no factor from 2^66 to 2^67
2010-09-25GrunwalderGIMPNF
no factor from 2^65 to 2^66
2008-09-13JohnHa0NF
no factor to 2^65