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
112112269Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 1071000
B2 = 308105490
PRP
StatusDateUserResidueShiftTypeBase
Verified2023-02-05Ruslan BorisovE94B392738C7786C5955607513
History
DateUserTypeResult
2023-02-05curtiscCERT
PRP Certification
CERT proof power = 10
Proof certified good
2023-02-05Ruslan BorisovC-PRP
E94B392738C7786C
PRP proof power = 10
PRP: Verified
Proof certified good
2022-04-21ChuckNF-PM1
B1=1071000, B2=308105490
2021-01-06arpcarNF
no factor from 2^76 to 2^77
2020-12-09arpcarNF
no factor from 2^75 to 2^76
2020-11-18arpcarNF
no factor from 2^74 to 2^75
2020-05-26Johan ViljoenNF
no factor from 2^73 to 2^74
2020-04-23SRBaseNF
no factor from 2^72 to 2^73
2019-01-05Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-06-21Andreas_TruetschNF
no factor from 2^70 to 2^71
2013-10-21bayanneNF
no factor from 2^69 to 2^70
2013-10-17SMoffatNF
no factor from 2^68 to 2^69
2013-10-11S00030NF
no factor from 2^67 to 2^68
2013-10-09SgarunNF
no factor from 2^66 to 2^67
2012-06-03RichardNF
no factor from 2^65 to 2^66
2010-09-24Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-05-04G-ManNF
no factor from 2^63 to 2^64