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
105726223Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 1258000
B2 = 59529000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-08-30Ben Delo53E543E58F7938A6976580613
History
DateUserTypeResult
2021-08-31LovinTenderTuCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-08-30Ben DeloC-PRP
53E543E58F7938A6
PRP proof power = 8
PRP: Verified
Proof certified good
2021-08-29ChuckNF-PM1
B1=1258000, B2=59529000
2021-04-04TheJudgerNF
no factor from 2^75 to 2^76
2021-04-04TheJudgerNF
no factor from 2^74 to 2^75
2020-04-05SRBaseNF
no factor from 2^73 to 2^74
2020-02-24el groccoNF
no factor from 2^72 to 2^73
2014-10-25SWL551NF
no factor from 2^71 to 2^72
2014-10-25SWL551NF
no factor from 2^70 to 2^71
2014-06-21PascalBieriNF
no factor from 2^69 to 2^70
2014-06-16PascalBieriNF
no factor from 2^68 to 2^69
2013-09-19tryptamine dreamerNF
no factor from 2^67 to 2^68
2013-09-16timc995NF
no factor from 2^66 to 2^67
2012-05-14GIMP PhilippinesNF
no factor from 2^65 to 2^66
2010-09-02sasaki3NF
no factor from 2^64 to 2^65
2010-04-21lindedNF
no factor from 2^63 to 2^64