Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
86036981Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 695000
B2 = 13726250
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-06-29ky0uraku00312502D5F4A52D8380549013
Verified2024-12-20GdS00312502D5F4A52D013
History
DateUserTypeResult
2024-12-21XyzzyCERT
PRP Certification
CERT proof power = 10
Proof certified good
2024-12-20GdSC-PRP
00312502D5F4A52D
PRP proof power = 10
PRP: Verified
Proof certified good
2018-06-29ky0urakuC-PRP
00312502D5F4A52D
PRP: Verified
PRP without proof (not generated)
2018-03-11TheJudgerNF-PM1
B1=695000, B2=13726250, E=12
2017-12-10vats09NF
no factor from 2^75 to 2^76
2017-11-09vats09NF
no factor from 2^74 to 2^75
2017-05-13gcardonaNF
no factor from 2^73 to 2^74
2017-03-22Judge HaleNF
no factor from 2^72 to 2^73
2017-03-22Judge HaleNF
no factor from 2^71 to 2^72
2013-07-22Le ComteNF
no factor from 2^70 to 2^71
2013-06-20S04803NF
no factor from 2^69 to 2^70
2013-06-19S04803NF
no factor from 2^68 to 2^69
2013-06-18S04803NF
no factor from 2^67 to 2^68
2011-01-04Michael CNF
no factor from 2^66 to 2^67
2010-11-29Michael CNF
no factor from 2^65 to 2^66
2010-11-19Architects CubedNF
no factor from 2^64 to 2^65