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
72633251Composite: proven not-prime with PRP test
TF
No factors below 275
TF target 274
P-1
B1 = 1353000
B2 = 903010080
LL
StatusDateUserResidueShift
Unverified2015-10-07curtiscE57A1FA8222EA1__12828030
PRP
StatusDateUserResidueShiftTypeBase
Verified2025-05-04garoA779809F01837D10013
History
DateUserTypeResult
2025-05-04Oliver KruseCERT
PRP Certification
CERT proof power = 10
Proof certified good
2025-05-04garoC-PRP
A779809F01837D10
PRP proof power = 10
PRP: Verified
Proof certified good
2025-05-01JurzalNF-PM1
B1=1353000, B2=903010080
2016-04-01Mark RoseNF
no factor from 2^66 to 2^67
2015-10-07curtiscC-LL
E57A1FA8222EA1__
2015-08-23TheJudgerNF-PM1
B1=625000, B2=12500000, E=12
2015-08-16Guido LorenziniNF
no factor from 2^74 to 2^75
2015-08-16Guido LorenziniNF
no factor from 2^73 to 2^74
2015-08-16Guido LorenziniNF
no factor from 2^72 to 2^73
2015-03-08srow7NF
no factor from 2^71 to 2^72
2013-09-07processinfoNF
no factor from 2^70 to 2^71
2013-04-19duklaNF
no factor from 2^69 to 2^70
2010-08-21David LNF
no factor from 2^68 to 2^69
2010-08-18tmorrowNF
no factor from 2^67 to 2^68
2010-08-13symalladNF
no factor from 2^65 to 2^66
2010-08-10Brian SNF
no factor from 2^64 to 2^65
2008-09-19Wojciech FlorekNF
no factor to 2^64