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
100409381Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 276
P-1
B1 = 835000
B2 = 17117500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-10-16Ben Delo18C6D8C5C18CF5CB3615519313
History
DateUserTypeResult
2020-10-16Ben DeloCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-10-16Ben DeloC-PRP
18C6D8C5C18CF5CB
PRP proof power = 8
PRP: Verified
Proof certified good
2020-10-14scan80269NF-PM1
B1=835000, B2=17117500, E=6
2020-08-17penluNF
no factor from 2^75 to 2^76
2020-08-17schoenbornNF
no factor from 2^74 to 2^75
2020-07-21ixfd64NF
no factor from 2^73 to 2^74
2014-03-30jondi_hanlucNF
no factor from 2^72 to 2^73
2014-03-30jondi_hanlucNF
no factor from 2^71 to 2^72
2014-03-30jondi_hanlucNF
no factor from 2^70 to 2^71
2014-03-24Preben SNF
no factor from 2^69 to 2^70
2014-03-22SMoffatNF
no factor from 2^68 to 2^69
2013-08-22David CampeauNF
no factor from 2^67 to 2^68
2011-03-17Craig MeyersNF
no factor from 2^66 to 2^67
2011-02-12Craig MeyersNF
no factor from 2^65 to 2^66
2010-08-10chargerNF
no factor from 2^64 to 2^65
2010-01-111997rj7NF
no factor from 2^63 to 2^64