Marin Mersenne 2^P-1
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GIMPS
Finding World Record Primes Since 1996

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MnDetails
337
Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
18199514.2old
2806537721.4old
957632032971136.5old
7265848949691239.4old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2024-09-06George WoltmanPRP_PRP_PRP_PRP_4013
History
DateUserTypeResult
2024-09-06George WoltmanP-PRPM337/18199/2806537/95763203297/726584894969
PRP Cofactor