Factor Info

ID 163256
Size 1339 digits / 4447 bits
Status composite
Value 2647440606866176527588513588694080892913514995490997844920135640034574017919227078233959462301391356698610303348457758631815198115071615148841197456561921175060409809057156644735117370319142291668476401121792495869053180837580943094391135173422615040309043348051554587120489368652663576474431867233206097693894639651036154337260556611149468196020120746337965167247936212851718410338603802341044189295613442412100073068279177581724693964925933208431731830568088364566751922243193533894978277859802794918085308579290099988378853672229792604728450637427199910909164533093084718240326390796741273455852799051421693613187707245958517292482515989179446984067115097506831894448784393714566883338065915859137933260103671837705687537964332432737999255528826349229438440984191809842381923412600674345606658927711665740923579540029318309237370287756522438464486130459342802224985257336505081529216393175202522817038705658589575162955696750368246396634668269666341762002959843002241842317671668986663538120902015635998221295501710801298844237016754089402448175747867284733974888345691824094514253986632160366043723423090846859732988729769287895624552271169142629466875482675300447005322385923064787700450146404332517866856400786021646798636152412170643709082219606939789751491266624502056882960849523260101972525161597405198485304571386951916566352581

Factorizations

Primary (ID: 161959) 47032532984307544837 (proven prime)
(ID: 163257) 56289560414479439806861176153293875953151916326690679840787158829104834444513423765227026494380711080933971458396071712876218539297347313736093561071951268220127699746099096706849786924003934211868023930948673418862561506466419913933726772444042964268581738756912892872767968851586139138636823092189057412851534885893592962766349100702969365991979196679235535299908221903800757245608091843643559431978201245341043921750594890719782937400437517381437511533970107091614078688057387787446461777536203942600018365112606497844481278218988784001339256500773792589468093247471371306864844982000917693224129390972728026167285924242739433065676459969838632046638274048390247976498626013024283633172700709164341171552112638090789331485286789472929437875034116392289679774753380359406270635801571682285670752985173802770177567169570368995313820779945020783124546124352432588015432384513870545208749064343976157622102843604350306499370664277319021570112390363971260247886969963170224830473157452002273352181287254700332210206710215058422119186205229904572985557496672128121144873016826064770063001977931061660395516518355323017442107630539057646863429677768349990200588447936977381183980954779526092867968437231558135450876240818507542358872579565607808517259109964151151422293056288318861061800104432385699562451627959552154578113 (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.