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
100277719Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 825000
B2 = 16293750
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-10-07Ben Delo026F90E14DEB42E55157678013
History
DateUserTypeResult
2020-10-07XebecerCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-10-07Ben DeloC-PRP
026F90E14DEB42E5
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-05Massimo Cappelli (ik5pwa)NF-PM1
B1=825000, B2=16293750, E=6
2020-07-23ktonyNF
no factor from 2^75 to 2^76
2020-07-12William F. Garnett IIINF
no factor from 2^74 to 2^75
2020-02-25JoDuNF
no factor from 2^73 to 2^74
2020-02-10el groccoNF
no factor from 2^72 to 2^73
2017-03-08mikrNF
no factor from 2^71 to 2^72
2015-01-26S00030NF
no factor from 2^70 to 2^71
2015-01-23tenethorNF
no factor from 2^69 to 2^70
2013-10-23Chun sung sooNF
no factor from 2^68 to 2^69
2013-08-21processinfoNF
no factor from 2^67 to 2^68
2011-03-13Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-07Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-09sasaki3NF
no factor from 2^64 to 2^65
2010-02-081997rj7NF
no factor from 2^63 to 2^64