Factor Info

ID 172976
Size 424 digits / 1407 bits
Status composite
Value 3263816906499989744725856288656014497518583375501331461431795171921612519959268098889136377326986937925495689348099884862129665828278150851401879386125781946079216409968019914475133486774080545916143802136831051563377602549334876097724055363413889822497340544677123697398227885895360089269431434136843307989370364393094799643515401707294900610611707448615770199684984865383604434748339838866616463743198099653467367859793881

Factorizations

Primary (ID: 171477) 1372246572023716593552256551311475966361 (proven prime)
(ID: 172977) 2378447848251269717016747451488518775300772007091251080009256650188491416901992577256152609830719319959697862285720561296767802986420209976593757738234201635932641464060306191911954145373622461885729637932090241284416862787857710106694493112362816749319060993162336866443983241974121563989499671151007843700776225893190262343858790833519462757485027554712259580094629588346017880672321 (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.