Factor Info

ID 128877
Size 742 digits / 2462 bits
Status composite
Value 1366358358953142404811024628083014228715640851460537334586703328176319802265692718954262145312358715444210555126381411605729548033887279661592039642265296747056080651877624980265072781593224433902933795468336132778408150952459487163319576775618757163789405301739525003474848929605989272131737252450578145738438233133622214481791857896316749572083594644550034596860989883299015325559505654977989681786391235982172279568046566910573262388124017918940450731788663239784576678741830330661229727219977935399952465603390099811007155277609170218787319718025823276966968503931315473407914964734087610771699368874300484936544155679476026760972723554214489630933661462282861376207180810639581361573296137844455199152660118170908435849364253748715908853

Factorizations

Primary (ID: 9570) 1381771310900590158807091676595101807652121752891791 (proven prime)
(ID: 128878) 988845511680654209277846727249122464910791993038846370543021476182032027460813149064189014940497316453792475994021093726824497299305729714572780241707378346840536439994916745262919318122349860157292527201725473281504422961691199198634441172442944759266307923268948933864978207236758722828404641742210942153643334334833166943681364018046641342954878687868588775840716300090801690810830543604979664130976564030277126439846458096700479859952388010392273676864561397856268059696066022126512125401140424129553273867708577399933633343109769573286940250663877181396222383941143054457765867137054541680791469450173296680859513457606949829739931831138969152244283278820699101469740853093822538452283 (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.