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
15891329Factored
FactorDigitsBitsDate
603870503929.2old
858131767929.72008-09-08 11:42:15
11441756891030.12008-09-08 11:42:15
36550056711031.82008-09-08 11:42:15
1716263532011237.32008-09-08 11:42:15
2669513533808707356232167.92023-01-16 08:54:52
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2023-01-29Naegi Makoto18610D43BF44D5D66561714453
History
DateUserTypeResult
2023-09-13nordiNF-PM1
B1=480000, B2=1328085990
2023-08-17nordiNF-PM1
B1=480000
2023-01-29curtiscCERT
PRP Certification
Proof certified good
2023-01-29Naegi MakotoC-PRP
M15891329/603870503/858131767/1144175689/3655005671/171626353201/266951353380870735623 : 18610D43BF44D5D6
PRP proof power = 8
PRP: Verified
Proof certified good
2023-01-16LordJuliusNF
no factor from 2^69 to 2^70
2023-01-16LordJuliusNF
no factor from 2^68 to 2^69
2023-01-16LordJuliusNF
no factor from 2^67 to 2^68
2023-01-16LordJuliusF
Factor: 266951353380870735623 / TF: 67-68
2008-09-08Will EdgingtonF
Factor: 171626353201
2008-09-08Will EdgingtonF
Factor: 3655005671
2008-09-08Will EdgingtonF
Factor: 1144175689
2008-09-08Will EdgingtonF
Factor: 858131767