Factor Info

ID 163265
Size 1219 digits / 4048 bits
Status composite
Value 1958633543118819794589729941605713340576442151696679991799330489094774254470785223351093335806895885342225250272265554650437804903830211675665874628492828500437092882458622311898340147877883975645774310678853332682142737202946234290852693471813821504983604258760630198092204497323759679352715950677736492082511369788706219187643553659959536810725422224331432143072158729385482600500810383237087955312264507072104169312531962024252904743916563785242118136829509359448483365227270426545124704884099084305148629514049004386114562981344151867680991462230977479997003598144506730276050093449276970763159962961327865970320350074486002801532998177472477738254206003195893675995603988055824810509045654474772466786275301918609297556659540937343338522557488174826091240317618695761437433400218327561839242541765788221235952881324029937128153858999643466177467472356850018193910487131198373641451809001609637800743142289730374394226193917936389109482593627768927910666110267295136373930120579317012916936677175914003637787434357821478689166376412628099222424138906827288450512956977830930627611526511659115823613514456194728676864954149232964273763396467587707120462741859898467222198512519422598433231885713430064903162637589273

Factorizations

Primary (ID: 161967) 10722740587111171267903 (proven prime)
(ID: 163266) 182661655125100628044524377590963906621558443702527972237990038456084987951722283576212370285256239129346419241226277780478928637020200298212556515102188948260726898201682964579663633906499068978654233690136300066043127739029667261671018141120086424391120082440928647055491856648219243359919763537434433896904535397267305054927204829486321918091148062621802593407232532231456749974090371275505395786598876235164686282025198886429885086346760629609024236605737403343409530622948817376513986109330990041525824462439950274617951112083040194099834285250529458019379431835399759792180911011935737982468217684529802849452312785240914358050768759400645235401494463294154635996152755115009765487376455007706523334359495503423624626491815856730313394731012440075484264601239793197562699264871040353111588612744613820984774822484573369643302374600137144056524358721241238262501864527819554217570718214675955765174316041208132152690513865045293004284158140285010518954343057830173546697098150555133460457428354814079902838553091369920473605205772043837868077747189402831801071823270164796252969293847233577198736532381804692573258287479313492855908596045827366616397232180890582230659072517682306897546426791 (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.