Factor Info

ID 145693
Size 642 digits / 2132 bits
Status composite
Value 478555607961653480753715516303378552601724604487175488895519654491172382712694062686380564078346818417346521222734606366191075613483412509923016103728508609686919038098333283082233719159071933895063258802492991474255534083950855747277692260460285563943801336508627600742647599988946977352255937530235985965366496365850429675926999730694612279480879044914969053307995414814888709314508513700419813285082219988026865639195396177344142872929930307873595166670333407814506158201526546382296177636280307212328979425409639630623446033092084461150048017157264588797801602964300118787825574785686967858615775164718627351205157665224233670776863946691

Factorizations

Primary (ID: 4286) 161868664744491655705858963594331 (proven prime)
(ID: 181604) 2956443785565597500926345913194329191392738832901532360544369195399638827417562305520673881691427579960764605500152542135688947277183649956500849806185096366318477756100673370713269800213497391676407088451886231768600426639114997873565760919238103208238721387066157206658668500144604805039662560270566387935584440097562412428455344770723902591652191332783841275179497895674021663856987120433788884278317988560905657608077587357979183746883854658215231406241779113058200085532456266283216884229819011492020616209753338199350544363430905460044310799064214407971783466673814138868439150309669144669331107306917561 (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.