Factor Info

ID 148369
Size 768 digits / 2550 bits
Status composite
Value 278211383937841600784634445482677694906748606562067166446079071882519713771217121979532443738111776451657169694977085610458015257938670902478598582225993344412354551909964076028623622212886241542675868348761522198746718991865446852492738928677758731387209841073958611238081411955814111413593267283303869788830417106778568106108172951020043052980872465679250523667055682081844088505505052786059656220721336378651722886329682922584015036619058429638577957029915672468954487876251741031361173893896667725804494496747440138385261495276782927782096383921280466153400417388572539737225603581941217218816954722274852857479263127464352706196217536119143814747956349445475596426199589972985651928696309818468190421027697567098522395196523085919135051834551197899099975427077359

Factorizations

Primary (ID: 147093) 1395719566812246425341583 (proven prime)
(ID: 148370) 199331864762247666430454645570875054476988875459682775455028775342789757264643016365647353214914854559618176583133184758084357920023440213274472446134067291500604500454034673583756362336363257844591909337177385067460629274327378865928699774202383704157725761882896318300225913612755188168887476242012477128009436357635247253915099600807857046242541534317744346987815285280720595127592930353571826792238332895143202379607946587584247580025099918404023503465553746299549824047398338196860755045812051516905264291044333013961123760480111131752728682515542530602955428090031041813025631638245985677946729631842419731288350936209702569321017024441079037323727909949769188154109954388420090273738907766796178529798019984841844396473971709009227424673 (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.