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
98128243Tested as composite (unverified, reliable): unconfirmed PRP test says not-prime
TF
No factors below 277
TF target 276
P-1
B1 = 965000
B2 = 24125000
PRP
StatusDateUserResidueShiftTypeBase
Unverified (Reliable)2020-01-21ky0uraku6255F351EE2B73__013
History
DateUserTypeResult
2020-01-21ky0urakuC-PRP
6255F351EE2B73__
PRP: Unverified (Reliable)
PRP without proof (not generated)
2019-12-09TheJudgerNF
no factor from 2^76 to 2^77
2019-12-09TheJudgerNF
no factor from 2^75 to 2^76
2019-12-09TheJudgerNF
no factor from 2^74 to 2^75
2019-11-14lobsterfordinnerNF
no factor from 2^73 to 2^74
2019-10-07Ryan PropperNF-PM1
B1=965000, B2=24125000, E=6
2019-05-19Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2013-08-07rlakeNF
no factor from 2^71 to 2^72
2013-08-07rlakeNF
no factor from 2^70 to 2^71
2013-08-07rlakeNF
no factor from 2^69 to 2^70
2013-08-07rlakeNF
no factor from 2^68 to 2^69
2013-08-07rlakeNF
no factor from 2^66 to 2^68
2013-07-24JoDuNF
no factor from 2^65 to 2^66