Factor Info

ID 153998
Size 1059 digits / 3517 bits
Status composite
Value 404568255704632076231016741840051335595009316025939945260979398379775903572293796436649755922750387455812571356858502946922614812299949053460660002299113257737566167377048273354206065572605779721373238838162735647784574223627508232838337437989716517100650271133050512178197523642198725388080601689836434083485687229692744592259932675210162354527891827413615149514412085526278729768244511661691319325675093223438548713913036582340350255203216153495982217067753264062898948863739664919850966468648325444815534895358199714946470924649281662379249463288416284939700860028416565946119681448831987555605718932580307461982546459106983205461741188575767053017399497164113416195952381505388890583515218658188744633877801299952500295813375557007957345470521470702160984775527422941308861418582294563719121798192741229603766058801490697611242576843483005833520619000375190621702372136924571018931992554156329053032224932109151994004719527075171340906989801373899708455762447246637578368187019429693345339153390205624420395724731528737841355803171554036773969825842881647

Factorizations

Primary (ID: 153999) 20996025830085026738030858731 (proven prime)
(ID: 154000) 19268801580770093427096912963900496648889257595813385519516251647866070917609581379807196620028467798063517916737557738160548845897053022103540824628939298188494711810769793011850123600137612348387854813978260315928237112988809397654144391954651233731087077824133799998108191814920441514089630724095016987903314334451481143340865454787264178825622832736215533685510629481312929684422055703891131919509809502923513928620861382612434762049987749755342169160826691592154239509393684001199109392250810801036020585849884078228424490523222886029356442267985443325268816712820756364082756219340774666039272657744807830866104162267101790961959215365231475071439319884087505383837067372331279862607159817265023904335955416968535869924800817484612245915979191171614866799689946950454113049060755073195960057936230014041591506604430646117124094219249716432844026077650095222820814965107686979986054318990805464743040528897480013831786022015744235365911793617539480000000385171323164538282812148705935901019347576822027843842986519223673770637 (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.