Factor Info

ID 142471
Size 830 digits / 2756 bits
Status composite
Value 42761814328121780945444304150735995959389799590227843910920690717085482489313888960474985845944069598809071733316111591870461864785176957219981657829357883276006539635263357717071699567525624902990377350783257040079565072231250166410411284047906145623934128750398053356733618419505782255710891894320934103432522584739792132656027485862422668901677831396615328929807613353961913022715978856186877962190030513568157178884810126170757175890862707983505594055148631636949021318100674775246461252725555920253317035750002780788708638010964012745974519943440544050382554914435777841128940535900797488637691412093173875789718828128022579515628606876593817665777241602434051564504722669607202883500616757151533221465279865988030062665404909379930103299051205755031889017223695538553333741318927763388233190284891084078559220294504708298599

Factorizations

Primary (ID: 16285) 15994146485373751289418997754783021 (proven prime)
(ID: 178047) 2673591514697354772254136730688482435764513456243639867784890967381024486291785810238722372005993197400612588264875012673500498032085539765623747361330544625397884233531169851272107977108444489133961829962421617569052322387880351227633028921784497844797189885661485079554552630373347564735155800949077559541871893427004727522352724624940881683946243421912304390606003054588677446068049740066340153229131261207189146669799298614932152803319717917461294685437697013134476355377160491584822470259196703238298620784550336392500699786013191129892819721882123183676896355033254168095488037594705011040478056331849949944704803448744136262254798526293258314768150507959605435608367311115074067214081668606154629003916933461917757368350228603719889684918452591481792929611900697877028175143180042834277219 (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.