Factor Info

ID 165603
Size 1281 digits / 4254 bits
Status composite
Value 285602551182873186612655454268973832490963749566973993244474668910838983496945211995805026322353499349938560973657166874497627208273246965850231125160547301105048945921497898177016715839593184322899066945738446545803748643785800232091210336935466578748098043049405402597541313724290645121378827634750139828051452937008629959117468813200656678494746239490876471206468896487306277115307727596092783044923869046115478836673818382168457794464033501645675643336134702451124700482836378821904679439393867736916156844161450844632982440580173540597132043153105409232375958252634469804658693296227133183290380665103415284141521400397072419551004159102389508552086881644585720527819949950255503347848244949859365390528102807589392354660623840741162368527145417468264541958906215620442598950277216507685379087542153769841911976417324052915300232380895654086107983448869451162855975815798576748893636848248888516320922299163490066532064186208217571813171263367510986545132322859791963058441348212043604216283092142949617804342719279545742958830850713915431360698264349760852047454383134123305101489988715269476632175047344079150676857434142869217500453753597061895642837305094480319039458095694212797451270393176655885609749115608982525962686045001564519216425481040045981591291052293016648213

Factorizations

Primary (ID: 163519) 48792067336049769437 (proven prime)
(ID: 165604) 5853462801971852547299511143588402920197431836769069733789006435371315637952074266061692003259892794382843732198615032250067875376454498596918373905837761522571118742177562869658653038335734944334205326949660012389991573314378517586095042564652522872784146767750667317007922102191059747020286046210984794660609177196738299613076142886075979345241627555119837580437440141169189984775859190472823419490592434050559066977974430213631043011395168872031983809870305052960593831012995363844352961491652507224139370676106803349261927564446150609745805033138904786880475062201304213549349705809174944870307726914691230179282507761011426557844970298473493573452346120733593486592287501991508936917654838581781735755791990493000327535961282597761046388765316421290749815575548011840314494493864844288168651544587607475454002779663931472927329529997135765419590324165393631798369115938633295963755663369158251330330099006462705716256889820242864584069460401145864870759890177125987838306010767046262854556806178279707575707950047845009462964590165314818816990386703246499111751052015335955699635514268266373749739612036604503494186545336675730242029448470167446078453587089209042203626247530567006097174308773224471206924257737960570418110657074611647834895134075973783449 (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.