Factor Info

ID 105423
Size 624 digits / 2071 bits
Status composite
Value 255012161623721038878159308027406944765194554535892363145559172087501284815705485053143730446319844867812376534205976961353526411638356712617243189714172934051498015177530218756446936277463912044926327678999887770265325412527754435247050981395517924721031257702077236719751583488023983178364159244205495063025591405184942021734144015134334354537533415757044073781952971463522776649582132012319093395950777775569725744564608141033055500672309891275928261248194530266009277714241891362437917246620596252654308955704329687988937806467712349047264620881236690845213799595343242667915840753234858718653551040536894851147881727169

Factorizations

Primary (ID: 51) 1378497303338047612061 (proven prime)
(ID: 105424) 184992862159545801865667576217492666306099725401011856238081655828287648359239468508906878456780750260256460665193101331760402353856439688296952887602509036272558673343604885449766578328718628092271489307686776693309001315912256655322745986730384556036779975841280353813608796253481197358606770679162812659509404506252767884177197471540153839166515512979731995942136507425235193502580816697814305169219106172679453100673562871925992691728014854099671120012240888700836214983454147732497677567210908459666629843934893601398036192284808440477980460706667006552357670770157242516192406463599408716153773429 (composite)

Primary factorization keeps track of the smallest (known) prime factor. Secondary factorizations are old results kept when a new smaller prime factor is found, which occasionally happens with ECM.