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
108882869Composite: proven not-prime with PRP test
TF
No factors below 278
TF target 276
P-1
B1 = 721000
B2 = 19468000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-02-16scan80269DDA320EDAAC8E4FB3827405213
History
DateUserTypeResult
2022-02-16curtiscCERT
PRP Certification
CERT proof power = 8
Proof certified good
2022-02-16scan80269C-PRP
DDA320EDAAC8E4FB
PRP proof power = 8
PRP: Verified
Proof certified good
2022-02-10Kevin JagetNF-PM1
B1=721000, B2=19468000, E=6
2022-02-051997rj7NF
no factor from 2^77 to 2^78
2021-02-15Alvin BunkNF
no factor from 2^76 to 2^77
2020-09-14firejugglerNF
no factor from 2^75 to 2^76
2020-03-27Will HockensmithNF
no factor from 2^74 to 2^75
2019-08-05Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-08-05Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2019-01-21Niels_Mache_NextcloudNF
no factor from 2^71 to 2^72
2014-10-31shaugeNF
no factor from 2^70 to 2^71
2014-10-31shaugeNF
no factor from 2^69 to 2^70
2014-09-12g0bNF
no factor from 2^68 to 2^69
2014-07-28g0bNF
no factor from 2^67 to 2^68
2014-07-24g0bNF
no factor from 2^66 to 2^67
2012-05-24omiXorpNF
no factor from 2^65 to 2^66
2010-09-13ramgeisNF
no factor from 2^64 to 2^65
2010-04-27carlos56NF
no factor from 2^63 to 2^64