Factor Info

ID 190349
Size 680 digits / 2256 bits
Status composite
Value 12480504549396810671711459829780649649178667144032812453566701810421016044172232396976716429701110019371172379301954750907824054438718202731156937812356076251674935254216542467662552637821183340329460846714366871205248364347481161159988453045546592755981307970566927018870682670672950258212470887358016310692303392889003275955938284080783796716129542320750511102660212278931541500592816667557313914462748696330821793263085706697494837277285574772187867365248796092093763008783738914137092573400078357016290389417364946492790887273090053539883707926220676943595351854085742250440222083762708766371852858361647658193991441335767889449520198136058899270001166558464373602159608619001

Factorizations

Primary (ID: 154704) 224721202412918666334576819250523191369 (proven prime)
(ID: 190350) 55537725926119988228982257070541347974735860017408358465738830439962606815604659626550202760682193758922841022671276302598855515140754673744791484626108771484762170841767184366778380449635630242660789366781747938145791996120490143680107553843250155928757820057301511327217299037181507151394435194154195193474794653587653007872154517822027369463873290203128504795588341651814440652169230926301878715824522908698108890184604179298364382862699802534601955694487588159010728782024060345940404973156071493463128244735764199546988285207443200106055082293111815694691697015825894585472602074323244235341898764898180437341817023594158111590486919729 (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.