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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MnStatusDetails
1092137Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
8737097723.1old
ECM
DigitsB1Curves
2550000280 / 280
30250000100 / 640
Estimated T-Level: 25.8
TF below 2^81 is very unlikely to find new factors due to ECM effort.
PRP
StatusDateUserResidueShiftTypeBase
Verified (Factored)2025-09-01Kriesel96F86E07AD1ACDCF013
PRP Cofactor
StatusDateUserResidueNumber of
known factors
ShiftTypeBase
Verified2017-09-29Oliver KruseECD105BFB72FE4051013
Verified2017-10-16Oliver KruseECD105BFB72FE405143984413
Verified2017-12-31ATHECD105BFB72FE405185545313
History
DateUserTypeResult
2025-09-02heiopeiCERT
PRP Certification
CERT proof power = 6
Proof certified good
2025-09-01KrieselC-PRP
96F86E07AD1ACDCF
PRP proof power = 6
PRP: Verified (Factored)
Proof certified good
2024-10-06timc995NF-PM1
B1=2000000, B2=63130867800
2017-12-31ATHC-PRP
M1092137/8737097 : ECD105BFB72FE405
PRP: Verified
PRP without proof (not generated)
2017-10-16Oliver KruseC-PRP
M1092137/8737097 : ECD105BFB72FE405
PRP: Verified
PRP without proof (not generated)
2017-09-29Oliver KruseC-PRP
M1092137/8737097 : ECD105BFB72FE405
PRP: Verified
PRP without proof (not generated)