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
104807597Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 863000
B2 = 51209000
PRP
StatusDateUserResidueShiftTypeBase
Verified2021-07-09Ben Delo2FFBBA6DFB1539358237865313
History
DateUserTypeResult
2021-07-09shiroiroCERT
PRP Certification
CERT proof power = 8
Proof certified good
2021-07-09Ben DeloC-PRP
2FFBBA6DFB153935
PRP proof power = 8
PRP: Verified
Proof certified good
2021-07-07Ben DeloNF-PM1
B1=863000, B2=51209000
2021-03-28TheJudgerNF
no factor from 2^75 to 2^76
2021-03-28TheJudgerNF
no factor from 2^74 to 2^75
2020-04-01SRBaseNF
no factor from 2^73 to 2^74
2019-12-28storm5510NF
no factor from 2^72 to 2^73
2014-12-29shaugeNF
no factor from 2^71 to 2^72
2014-05-04Andreas_TruetschNF
no factor from 2^70 to 2^71
2014-04-28Andreas_TruetschNF
no factor from 2^69 to 2^70
2013-09-16g0bNF
no factor from 2^68 to 2^69
2013-09-11Cow_tippingNF
no factor from 2^67 to 2^68
2013-09-09willmoreNF
no factor from 2^66 to 2^67
2012-05-08sasaki3NF
no factor from 2^65 to 2^66
2010-08-30Jens BolmNF
no factor from 2^64 to 2^65
2010-04-19lindedNF
no factor from 2^63 to 2^64