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
108603959Composite: proven not-prime with PRP test
TF
No factors below 277
TF target 276
P-1
B1 = 743000
B2 = 21486000
PRP
StatusDateUserResidueShiftTypeBase
Verified2022-01-24ky0urakuCC5BDC4E13CEE1407555267213
History
DateUserTypeResult
2022-01-24Massimo Cappelli (ik5pwa)CERT
PRP Certification
CERT proof power = 9
Proof certified good
2022-01-24ky0urakuC-PRP
CC5BDC4E13CEE140
PRP proof power = 9
PRP: Verified
Proof certified good
2022-01-16ky0urakuNF-PM1
B1=743000, B2=21486000
2021-12-171997rj7NF
no factor from 2^76 to 2^77
2021-04-26TheJudgerNF
no factor from 2^75 to 2^76
2021-04-26TheJudgerNF
no factor from 2^74 to 2^75
2019-09-16Niels_Mache_NextcloudNF
no factor from 2^73 to 2^74
2019-09-16Niels_Mache_NextcloudNF
no factor from 2^72 to 2^73
2015-02-08PascalBieriNF
no factor from 2^71 to 2^72
2013-10-18GnorfeNF
no factor from 2^70 to 2^71
2013-10-16PascalBieriNF
no factor from 2^69 to 2^70
2013-09-30PascalBieriNF
no factor from 2^68 to 2^69
2013-09-29PascalBieriNF
no factor from 2^67 to 2^68
2013-09-25PascalBieriNF
no factor from 2^66 to 2^67
2012-05-22oodairaNF
no factor from 2^65 to 2^66
2010-09-11CommasterNF
no factor from 2^64 to 2^65
2010-04-27Torchwood InstituteNF
no factor from 2^63 to 2^64