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
151525447Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 277
P-1
B1 = 1363000
B2 = 1798473600
PRP
StatusDateUserResidueShiftTypeBase
Verified2024-08-30ManuelJCAD5A32F2BAE29E2B4237626413
History
DateUserTypeResult
2025-05-06ihnlNF
no factor from 2^76 to 2^77
2024-10-19Architects CubedNF
no factor from 2^75 to 2^76
2024-08-30mattashiiCERT
PRP Certification
CERT proof power = 8
Proof certified good
2024-08-30ManuelJCC-PRP
AD5A32F2BAE29E2B
PRP proof power = 8
PRP: Verified
Proof certified good
2024-07-12Luke DurantNF-PM1
B1=1363000, B2=1798473600
2023-02-06SRBaseNF
no factor from 2^74 to 2^75
2021-11-14SRBaseNF
no factor from 2^73 to 2^74
2017-03-22LasseDemigoNF
no factor from 2^72 to 2^73
2017-03-21Ryan PropperNF
no factor from 2^71 to 2^72
2017-03-21Ryan PropperNF
no factor from 2^70 to 2^71
2017-03-21Ryan PropperNF
no factor from 2^69 to 2^70
2017-02-21rubikvn2100NF
no factor from 2^68 to 2^69
2016-04-19ANONYMOUSNF
no factor from 2^67 to 2^68
2015-03-25tscNF
no factor from 2^66 to 2^67
2013-01-22RichardNF
no factor from 2^65 to 2^66
2011-01-15Jud McCranieNF
no factor from 2^64 to 2^65
2010-06-23sasaki3NF
no factor from 2^63 to 2^64