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

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MnDetails
8314931
Composite, with 1 known prime factor. Cofactor is composite.
Trial Factored to 268
TF target 268
Factored
FactorDigitsBitsDate
216188207927.7old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Verified
PRP without proof (not generated)
2018-10-10Oliver KruseEC35C6443FED627A1513813853
Verified
PRP without proof (not generated)
2020-04-18arnaudEC35C6443FED627A195111153
History
DateUserTypeResult
2024-06-07Stef42NF-PM1B1=1523000, B2=2598501360
2020-04-18arnaudC-PRPM8314931/216188207 : EC35C6443FED627A
2018-10-10Oliver KruseC-PRPM8314931/216188207 : EC35C6443FED627A