Factor Info

ID 191512
Size 387 digits / 1285 bits
Status composite
Value 557441280712055820601895716273506074816653740753683888061479853372367000030409676604826932424421593612287209304967568528267965405562533550485661062408783673096401826458395409669242225391009111406102690660835265794240575958540250218107429158269442903229104328934288056359637335061598207232562641769591255986472476509523984078294392668729692079300414059770535072387466284495473984815119491

Factorizations

Primary (ID: 191250) 1244492362113681306812690815620988152630406264476403356085713877179457161577963133875923887670893101277580917199871958864155980238422481890673167662587952242454628660187552849876577210547641 (proven prime)
(ID: 191513) 447926638750342876714691049840608934943413225990038401775886137684810105048182718735045073336636827964142417543383454679224789565485109582634930744075186701937825173936600677519588466094715001997851 (proven prime)

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.