Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

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MnDetails
8320619
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
16641239824.0old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-09Chang Chia-TcheB095FB3B44B61AE81368847953
Verified
PRP without proof (not generated)
2020-04-18marssystemsB095FB3B44B61AE81171688453
History
DateUserTypeResult
2024-06-10Stef42NF-PM1B1=1375000, B2=2725257990
2020-04-18marssystemsC-PRPM8320619/16641239 : B095FB3B44B61AE8
2018-10-09Chang Chia-TcheC-PRPM8320619/16641239 : B095FB3B44B61AE8