Factor Info

ID 51764
Size 758 digits / 2517 bits
Status composite
Value 40505171986120348413010795319837083888841218983205952840768360824778870093209757016170927312468181439213853229703923976062011263462654044811571668768678143004925447513269395588634185667800677372327550787013592982392674866910176382383241605058682521625014652435043813695389706478376203002931575854775888952868170640909621998902426909023842573866806706433698925343200448508081663627269340564233654230086968184811629700119934489512221092487675700818570869950308384864607702168352346452067325485190011925592603541038701625461758695698167540423103797266543299466084706258134418542501004837834050004364601585295672199535955531684857417414820611931925836730042185192549617741526099078996047493793133510578232873242875054058791465994524694616561089279897359602406521

Factorizations

Primary (ID: 51765) 311925526238386490207 (proven prime)
(ID: 51766) 129855265372429339001832067087954067192692943432623197689852820651701796407811521551833043159636650747012357201965521255312948032285577077115599795598377955527055901519692243453870185205781435824268701421085888360859498102980672238264028783016231423978266120358496124532332075824733786469487891857190567072567624622462617225800526935721046926339403319124653189333623228952190892203000300683595001440052369963683044362984469212127504336909411455388762981180775250415102923120836352407481382220557193287659703327026226203574938924323505265642271915760427095839634885852919412512807523371746966524405956213546354305555989477702707299749008464805542771695816773547302299560523247441899935959998402392294584373375383020355972694833450495313703 (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.