Factor Info

ID 173212
Size 643 digits / 2134 bits
Status composite
Value 2418405580097511073256747478423954721817544366724201961768407296591033691325247090053944414629075434570897161281890677433840875888844976855854141840927271116855199476020196620326749618259252189418608188252073438045390382684895424790979880716021082840031679289086063158901690169753303680528549505830537727412675936944306634131463601557176983894362831875531947132582483916073238384630242869857659920684692663206945774547357730706959317449177024619275315727165961362287594003665510088736890121769552005719237833472225414028767597715706841044482611622765377583231851493279672778647477329032339734067664748617738328272049761251441005204340096456457

Factorizations

Primary (ID: 136531) 2950758285992728866481208896744379674128936788494711201 (proven prime)
(ID: 173213) 819587829873324434612172319429023971241170055942714839270514486598207384834344706635263752612112105350950248698048323923286456533872453085598451878009092498438788535295698557305601440478879904912881200855277755241113079752072725286196640363092134873266164202274224311945521948499192075801526513536383275102670828030638058987247872535463091351835852329389886748757010816122633208169796906194552123916883391455517368028710942674514509321968739771788969225999038019833988087467767138166925604341915944934709546610208544667648591061644166067696658237752143432606766196777180748872074536318057 (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.