Factor Info

ID 156138
Size 891 digits / 2958 bits
Status composite
Value 196280837479120898672668572434016217322572235672279151651880746904030780706205555196605390793131868681328259535966779821667491054377718234150695488616812164050031947394766957993794116331458489294952646978529527582001364896603075765192505018778410673769429582919351015542280659850961689156328740795640724645700954327763428178107148365891603603233193867271862029126649643275790871104238365891444058543455760445502221786435009643445247223636581237859274922555258265406961525459625791620069710107986831968251709119666134164930337075733035809848045450601306049710408982400933919304629602323161450044518055577751422893884793615628820528395179825169953114491774781362733675504328798845474546387765485627696914020458213523148542296534662369836413502270964763387696770327579380699554458227097330186673592755258375285476287951750366443552720748443720887571706759846683668849275162252436071884444093527

Factorizations

Primary (ID: 154943) 28432105659771938587 (proven prime)
(ID: 156139) 6903492827013337674879497433395348816805228920602837626951260241800988439316365789169360660325946930580899087497203419522341276350701883636129538910155746957255804848324735982637569668574126876695547706728309582499164530295617763939162461375373086269940904981015206235652042310240588241466812054606750887949535113489311780673181283154723455606158337418813787253635124834462798175336316006756324094294011049519040763997566511944621542705400631401526257316384160975544773818293695493456996936019981256084608143692523993867718383236724050617329066688484501043647148170366923945575399487547237496784385348458030905221060208843892028395838232741899008023393619220105527750731143825997479879646335593404239172912604383910162430714574394235868000017625703869630333712582539776398241203202936364094493680500864035540126983033184536269857680307845844557529558580806576102477813621 (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.