Factor Info

ID 169554
Size 731 digits / 2426 bits
Status composite
Value 15343517637953900475853100338690300341674354081729538839999631455167992614978131592257444991967028060890357613607061128221722275484177978278563534585294298574747799905801690030305248132972102006147907500739060645971643575420207757356411770092532864268024881159288701799740884409118422195432619410594215716268843423107546484505163703893172689097833466184274463855361134606845583387478843074426212362662753471753551854688946201795589143277277237095646090727860048786293324667780461709498484209186075809685872207997666835411561536904051275356667161857874949286845925409885040651836367087914088697547555549560534673394888649468361406970473169833805203049693826288526455458359561720145657683734083938166851992562607135545767206590372017

Factorizations

Primary (ID: 168164) 12622814878907184100865777660198685431286629416654696859110753 (proven prime)
(ID: 169555) 1215538513805904780071541103506559534409941363992705163218048353202579020874994578499020164540616232507471053449197095651793105175693427418742829992279180615503678020444553810739630777545602493379121255416494037128678403097805995489677537508177450873041408392651613978615162897175209308112007664510060457333134790970653428249020688765371171889830278133982140092635165200559919313107829280146484264313362777889450318081097639550726772183626815642983644038938333165951470759141169188266616541720854793553903048100420360043258459325820558521209741877507622546033408388951436558870245442758090157410170023721912354561771410924140396548269034610271422251096960627474087755089 (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.