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
101518777Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 1000000
B2 = 30000000
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-12-29ky0uraku55A735DE9640D0A37203341813
History
DateUserTypeResult
2020-12-30johnguinCERT
PRP Certification
CERT proof power = 9
Proof certified good
2020-12-29ky0urakuC-PRP
55A735DE9640D0A3
PRP proof power = 9
PRP: Verified
Proof certified good
2020-12-08KrieselNF-PM1
B1=1000000, B2=30000000
2020-10-09Mark RoseNF
no factor from 2^75 to 2^76
2020-10-09Mark RoseNF
no factor from 2^74 to 2^75
2020-03-26Hans LoeblichNF
no factor from 2^73 to 2^74
2020-03-15el groccoNF
no factor from 2^72 to 2^73
2014-12-02shaugeNF
no factor from 2^71 to 2^72
2014-10-14SMoffatNF
no factor from 2^70 to 2^71
2014-10-10SMoffatNF
no factor from 2^69 to 2^70
2014-09-09g0bNF
no factor from 2^68 to 2^69
2014-03-28SADMASTERNF
no factor from 2^67 to 2^68
2013-10-25g0bNF
no factor from 2^66 to 2^67
2012-04-16Sid & AndyNF
no factor from 2^65 to 2^66
2010-08-14Torchwood InstituteNF
no factor from 2^64 to 2^65
2010-03-291997rj7NF
no factor from 2^63 to 2^64