Factor Info

ID 171031
Size 528 digits / 1753 bits
Status composite
Value 410453320969833848720732001171982612613308338470212942688304944045877579070195869356480045707158764915975563688077916768920639771838691229511370183607734575581723323862227259984457924968783582205663520961277656675916609745943803374513880687231455300496854931315642886053406976788886765298725930149709509814063353935412899673131941410222150614044122320594955904930464991468358416305176302751333871318953700083606018748462981989902884809021537082249733586031619517385433179367260321936059000472605273436903326474941370483772839077

Factorizations

Primary (ID: 134205) 272587378658923696504296965026924118844464526649734902689 (proven prime)
(ID: 171032) 1505767886206556882703666292052858273340521867553311081739110847600643483271721159930140637110327908942331909504823330201249370248339871184079181739469551967095052788792426569264639425061083609233060384087324781426257487644471830222454628102678279263741647116888056073380130032864708350786017163183220083513890721881410892737591611458455494339590882595386879370630611818238291141188772642331738758320775008794148291768953467779792461389616745270175734582740354352957801093 (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.