Marin Mersenne 2^P-1
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Finding World Record Primes Since 1996

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MnStatusDetails
12329657Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
804094001824835976972066.12015-03-11 09:42:07
LL
StatusDateUserResidueShift
Verified (Factored)2001-07-03Ole TangeE7A260123EAFA4DA5343907
Verified (Factored)2001-09-22Artur PereiraE7A260123EAFA4DA7785773
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-03-07XZT84B48758D6E41F0D11098563053
History
DateUserTypeResult
2022-04-10LordJuliusNF
no factor from 2^67 to 2^68
2022-03-07Massimo Cappelli (ik5pwa)CERT
PRP Certification
Proof certified good
2022-03-07XZTC-PRP
M12329657/80409400182483597697 : 84B48758D6E41F0D
PRP proof power = 8
PRP: Verified
Proof certified good
2022-02-27nordiNF-PM1
B1=400000, B2=266270550
2022-01-30nordiNF-PM1
B1=400000
2015-03-11ThaF
Factor: 80409400182483597697 / TF: 66-67
2013-09-18NesowaNF
no factor from 2^65 to 2^66
2013-07-27lycornNF
no factor from 2^64 to 2^65