Factor Info

ID 197879
Size 566 digits / 1879 bits
Status composite
Value 42736779907105350143297379147078858566516664287835231041094538354178974998914228837727981453873859550476109733665000983444377124431890832102631831922753883950120231691029124370920373072948423640446524348923812404297692533428415421782354796363600153136366838244725595623921991790213343052659074994021060799969278196626306062229332355128097022204890288695628226540187076488699839554988896388245129606206313307621523934658009491143030433319829836047467051484107245820709437932768816684301292305854019151219539283744860091373263081427978697291295489489667022895038578341

Factorizations

Primary (ID: 17121) 2219821955745760247086895900084483710540707577 (proven prime)
(ID: 197880) 19252345800295373681114321026993963085886250398494469278811253202093620587731283216465520305927833231594799164155011086715036868395192441015219798444434030716243806557303620741383658366491152138505705204734334901295828341143080040065791922768005853307107360276650709779824672798617486333371143881716838185542278842633676509023418147863717759753156591483441882597902554814763556999276418890582607131379865421256143472946663108995414610753787238675656224203746839441146296873989824772170213731759417493396900603958084817933 (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.