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
883Composite, with 3 known prime factors. Cofactor is PRP (Probable-Prime).
Factored
FactorDigitsBitsDate
8831413.1old
63577516.0old
2587774910573489265465691046633097.7old
PRP Cofactor
StatusDateUserResidueNumber of
known factors		ShiftTypeBase
Verified (Factored)2024-09-06George WoltmanPRP_PRP_PRP_PRP_3013
History
DateUserTypeResult
2024-09-06George WoltmanP-PRP
M883/8831/63577/258777491057348926546569104663 is a probable prime.