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

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MnDetails
1021
Composite, with 4 known prime factors. Cofactor is PRP (Probable-Prime).
Trial Factored to 268
TF target 244
Factored
FactorDigitsBitsDate
40841515.3old
795808241929.6old
517319683082571445.6old
186601380386773831685654808589407572979935121650349160.4old
PRP Cofactor
StatusProofDateUserResidueNumber of
known factors		ShiftTypeBase
Factored
No proof (small exponent)
2024-09-06George WoltmanPRP_PRP_PRP_PRP_463213
History
DateUserTypeResult
2024-09-06George WoltmanP-PRPM1021/40841/795808241/51731968308257/1866013803867738316856548085894075729799351216503
PRP Cofactor
2000-08-01-anonymous-FFactor: 32501604370681