Factor Info

ID 158155
Size 900 digits / 2989 bits
Status composite
Value 318199867243664459736145527013983993956699864628987748780146954974658198784654290671945576524234821383883651649180933535661669381741457698452975365067352697576312859532948325623952723886894064791825245681845046920193784280821851441512519787150779468447921896988616931867351722176142040524654750091540368467790871668588967078814078484875124631082544674682267922571089751054663569265563920920782147277596307172138968986871992680548486334902169329955583662604386284104377520791580582801216183472936377907333787960776109531422574890745718777146858708247383585743683475886959192139791043105229043742467435159350686092616638028424616533352572274004834973772258944953503084596985481672448483469792190769516726833370878623802155300187720047829401932723416267101418975947847461926751755713512731877409406635021616581242979975152227269024356659038665362982755851967696713253072839945447276719861177313148161729

Factorizations

Primary (ID: 3381) 173308343918874810521923841 (proven prime)
(ID: 158156) 1836033165215709395690157081711902613309996542433240720525813527013882482967960873664284510615141988783961527375724632451645905824918316072221557612025530895857625795784625095867851517820449517920818088885846480632595840390651378437481672950159141685713814697959433765019036848765251750798045324031069997991166313080322871573009494048887017557951775242527778818761439787664557376573843886553590149463840770558072071130113215452590942424276152292628386420475742833185969524456306148665872573154612770038824035553608619016999375026498634468487318509109533868362485799901587169015776381202985924417129612469630145552125172236817199170126840201779453870418625562433981043388734501943132747912288843725501498371111151496437738135386258438192541767855767244083420987437736935208510050553621294620920489997524682130952726936247279199982563096500170268888000197574816675354878008769 (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.