Factor Info

ID 196696
Size 1047 digits / 3478 bits
Status composite
Value 501488131826002691269378417155736614027228660454826383126976789550895636432713237165851138717632893868694975346738350817192828264362100397422207967493974072980172037129371513614925560343711299413827794257258892750794431671903357024193959848234646965019570796017157782212891970424892819801277737641718355097121417022385153493030453018303168938063647894940991557188017098248549169182204407506226831344501564728411625383744771393804738699269106361543510902090857232712609042044657595547189693380343126251622677650623532620410640210992841378921528750908031990592718040495348340443098942446718177324200514357494529650390531296219587531379346458959152529731256439800492507978363657093986197369518196320893611263464555268675520652999751422926967063425645787503531117674355518254279270184688068203369236791812440227100225942685545517600790644177762163542567788269931358358641752720620222000255857902393194023605247687519177759012129632358945474816189997269346311901783387926738154711140094038817820334424637006590661387382683661030049847470543744353227459

Factorizations

Primary (ID: 195337) 641396379860564353791000286277279467814498327234626489712425311086596434936929291 (proven prime)
(ID: 196697) 781869289525804839910977524316757843695362779982101967358800586128077593352756632339241255920656764468127184788060723633088917827384318670586646919342333517296187863129672562381087026750377833496402594735131815558990163881149360230396750023959409469045943264870440813569508065042774225303596203585086771561387747412097543458412846178716841316723039325003581998624718288398115889511492852463919146754764917912775223159397560370437338700939908299783298814232125587265167526581762992710895860666012058933226259635116225283071123772494829554692294514755577290294817001460453289094874288947719237287087454831947392571098403174617093764284123942713213906749234227916329340010514247797441310894603602406139824142253929334018589548119945641582288066098256282197028909148820628902875575183266665427682164441139603332380821460010151972263132881047578145457371359709401261417953262244364560452915483572854691211514716315610813573079582162690924292857435225165639289055933374249 (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.