Factor Info

ID 155645
Size 646 digits / 2143 bits
Status composite
Value 1135162398853683170135106171593925110253299292979570219671134838869435959745279750760079133204263233875371894346025137263060845338614919776740487890679701094164133103663675306543206816907798150253853936525184096683687647466205763376683591909363646573830494830638534569030965984479798771615745379925920750360967848148790986053441812889334204087153089604048573937140206236331384379424343812863469575812594959092281489997452341380747735505812192874308955467920325724543653194871025522956899696746379142150891797367042849811750069028867984359467723176524410921166072817244432681963900646661837283887260421980274522312362867909274216218253629785413611

Factorizations

Primary (ID: 155004) 2493308391501436765483081 (proven prime)
(ID: 155646) 455283591361156750988308421861039739287052848904471558583831056138707194787729462742161203975346808213795031705169365361920031850270126744478749982888880428771231182410468601738621192603157200571900693025834476350615541457852076766785788394635167413863024088274081578556470090825125465357045019431080914742703334035818844482839005564660577885721454445953481533465957513194492591635602613453739532550623732540768792405630717730330123297765302677289543550638400693344961304644493073445886607503820814243607466724122991571861497032276033184865539828612340029841906848038448532496875640944467841546538051724525486243418730131 (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.