Factor Info

ID 205310
Size 396 digits / 1315 bits
Status composite
Value 667572509526973160074803214938339000673178066366075058831783394033673289745873629364945814214815068171882888951684681285814134793141280828681112106079961636024691430174431444494781763989520903833580708989486527235654944850190196073802039383335200520556703734502234301641096342032156293515781990810587985757066388385785225571031633732431886215598792345614617821384117918827022352865559141299248533

Factorizations

Primary (ID: 205311) 5211866215170599158453 (proven prime)
(ID: 205312) 128087038685647002753368829721350110367711018278769246713968013852345903123360117119245416776034471065085495447519294616423837062191206071374973028951067767321818498319522884195112242581875133760169862537285934373597744605848566498959040098203361073666110567667112940137400814498959495715202800921750277229936014078315840574628754336676868975015707356541574899942362395499361 (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.