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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MnStatusDetails
8804633Composite, with 1 known prime factor. Cofactor is composite.
Factored
FactorDigitsBitsDate
15899381209188258171960.5old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified2019-02-03roemer2201807D98DBD195B52C1768594753
Verified2020-09-09kutens807D98DBD195B52C1319343453
History
DateUserTypeResult
2024-09-10Stef42NF-PM1
B1=1700000, B2=3174397380
2020-09-09kutensC-PRP
M8804633/1589938120918825817 : 807D98DBD195B52C
PRP: Verified
PRP without proof (not generated)
2019-02-03roemer2201C-PRP
M8804633/1589938120918825817 : 807D98DBD195B52C
PRP: Verified
PRP without proof (not generated)