Factor Info

ID 157530
Size 846 digits / 2811 bits
Status composite
Value 809237687333906346387273688468191135253629193290737968657295998352315174785932117909386458881304438508485931076500678664661441037061706988819209791598746810165438762619951902698693717164893603413968207921454466277066118394094738555640260350369159812576880532120657814704493369374106585567096973691894081824822983137667234777472769068521744069649924674538439375658637609320150091823242605921766397007063021804842928749575563779772968894727790873068937656821843512749280207894415150658096546922611304188654667172718578774206705893316784192294636179322905496609533624806496303023432423303322626524698341284945816119326675268866686375256030846565609495976399330020411916883921999838514599089507934767084178176971272784177902751785876443323291943607274797833738664870328887007165225914586336916719905653043769573361489109052927829098113285706174465057

Factorizations

Primary (ID: 3452) 2815747080256641401887817 (proven prime)
(ID: 157531) 287397150478496931901251706010642331263518255556572254616987216435722468291963331332104266216992754340423617619716638159488814198651844017256559732052379840955979719322413139089959667818734494905005051340826110321599874402611676131131112115586006757692307810795213414418121399933076489864188238870020365064799886103421144548435399658802707682701957937705506525234298209372373125005313510997338018859859693073342534218555910539996579207887076783210651525837827656948415059176360359834806791489583515813854423163545554007698280335487521705696558668949593988656542617238790286410232852250607015057972768510679737720325695764252945947962055897354103502420146852621106306463204513710922395791304615455603089672539180177625061431229126764163432794594685392013378902380362697233192084650548453322168288692982829772585410350397721 (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.