Factor Info

ID 165577
Size 1072 digits / 3559 bits
Status composite
Value 1280514387637350831990192646837717674152800386674269932822661880010387100946691468280629844311251337830556022455433442277904415019945406283856763351869950668973650413344902335563485521700511314836128876040975662544782679979976285760790812232537434136848270635180993289873234563066327628481477310581571458190637595317717308975059645644133603834835246110202251463731140313362801831794504737994895766915918990195061497782405919112307074337384156286382973363592820615096573704370349963173523448591078162017358622025358208380002122322826991228567051693434824058897430406094232300527414338919661351613080177157324064876586113392877617085892326886861072228512485696026888110556328748141344645657146660005989292743617431563331343781984402179881113596924859744631210282334669162561592257215150413804117740142192428193604972431890137910636878458186361511571420569427862853033551266090336448614748203118689733449909828800302309541081612408575594337110333060394545264815328096155558085703909397582277811843256777742076365592991026595713157273015392746543323080849049489266459926369627

Factorizations

Primary (ID: 163564) 1210458653094709914409 (proven prime)
(ID: 165578) 1057875363494270090411969291290506699385410653940970751096440649456591363746572620733129135501759148956606492356431244191975799079053714681884474916992613201435284908778889968330465129975740064992511127300027518124749173464776409308173489946242692520879358954350673519363816333407530095464445350141209854258529203935712328632576122417042392997408772182566343050078970224128498638752293743403883962260139200154270720012250777494447800663077503410489981906925910368901846438390696911868396592284232036870780860957694207871223812983348824725887982529424927285817757063746136770726742508948567871374603158358609444028734734502870354750200737689836724878482395460723712560100056396042426437106807518368762267080653651991245535011364213149750102308687775769269830435193344344342910317479443186143820031303070851991002646251444963685240408831199564463421901029030106487510103210748908534591609042772771871985048451521884131443956046079917784380961635149645009601728018156471400190492343166457881230064761911978463197769835418974509660562460309201432148709603 (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.