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

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MnStatusDetails
14040599Composite, with 2 known prime factors. Cofactor is composite.
Factored
FactorDigitsBitsDate
252730783927.9old
193309489738382454522232374.02022-10-12 17:57:15
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2022-12-13ATH9B6540D04DD443B42509596953
P-1 factors
DateFactorB1B2
2022-10-1219330948973838245452223300000300000
History
DateUserTypeResult
2024-05-21cramsey87NF
no factor from 2^68 to 2^69
2022-12-13curtiscCERT
PRP Certification
Proof certified good
2022-12-13ATHC-PRP
M14040599/252730783/19330948973838245452223 : 9B6540D04DD443B4
PRP proof power = 8
PRP: Verified
Proof certified good
2022-10-30nordiNF-PM1
B1=300000, B2=211434300
2022-10-12nordiF-PM1
Factor: 19330948973838245452223 / (P-1, B1=300000, B2=300000)