Factor Info

ID 20164
Size 285 digits / 946 bits
Status composite
Value 363884668078420479248866120437614067990701128343475038368631125926639587728621605140834954495645656140603741212177539976653104544128039371740951696168005507328536749736951216700117822826823925959621331034087510350026882186062850559773767473509165008353305687249733837410528997557892133

Factorizations

Primary (ID: 2177) 310170251658029759045157793237339498342763245483 (proven prime)
(ID: 20165) 1173177202305049453304282526644579620195530809810021981489360297078485942612488031170695469822801958090681558039014889931734742713044051133477296912808734880954537133358387068506659787422619756697748636927635248540121949995330734313757551 (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.