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
99443723Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 775000
B2 = 15112500
PRP
StatusDateUserResidueShiftTypeBase
Verified2020-09-09Ben Delo073FCD8B9E8ADB8A1474081413
History
DateUserTypeResult
2020-09-09Mark RoseCERT
PRP Certification
CERT proof power = 8
Proof certified good
2020-09-09Ben DeloC-PRP
073FCD8B9E8ADB8A
PRP proof power = 8
PRP: Verified
Proof certified good
2020-06-29Ryan PropperNF-PM1
B1=775000, B2=15112500, E=6
2020-05-11TheJudgerNF
no factor from 2^76 to 2^77
2020-05-11TheJudgerNF
no factor from 2^75 to 2^76
2020-03-25BytesInFlamesNF
no factor from 2^74 to 2^75
2019-12-01el groccoNF
no factor from 2^73 to 2^74
2019-04-11Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-12-20Mark RoseNF
no factor from 2^71 to 2^72
2014-10-13ITSNF
no factor from 2^70 to 2^71
2014-10-07ITSNF
no factor from 2^69 to 2^70
2014-06-28Ilya AlexandrovNF
no factor from 2^71 to 2^72
2014-06-27Jesper Munk NielsenNF
no factor from 2^68 to 2^69
2014-04-24Carsten KossendeyNF
no factor from 2^66 to 2^68
2012-11-05Jimmy BrüggemannNF
no factor from 2^65 to 2^66
2010-12-021997rj7NF
no factor from 2^64 to 2^65