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
102880147Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 787000
B2 = 33592000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-03-06Ben DeloB9F0BB95592E93D11023329013
History
DateUserTypeResult
2021-03-06curtiscCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-03-06Ben DeloC-PRP
B9F0BB95592E93D1
PRP proof power = 8
PRP: Verified
Proof certified good
2021-03-04James HeinrichNF-PM1
B1=787000, B2=33592000
2020-10-25ktonyNF
no factor from 2^75 to 2^76
2020-10-24ktonyNF
no factor from 2^74 to 2^75
2020-01-27Hans LoeblichNF
no factor from 2^72 to 2^74
2017-11-12el groccoNF
no factor from 2^71 to 2^72
2014-12-26SMoffatNF
no factor from 2^70 to 2^71
2014-12-20SMoffatNF
no factor from 2^69 to 2^70
2014-05-18ITSNF
no factor from 2^68 to 2^69
2014-05-12g0bNF
no factor from 2^67 to 2^68
2013-09-09JoDuNF
no factor from 2^66 to 2^67
2012-04-25sasaki3NF
no factor from 2^65 to 2^66
2010-08-21subgeniusNF
no factor from 2^64 to 2^65
2010-04-231997rj7NF
no factor from 2^63 to 2^64