Factor Info

ID 145659
Size 647 digits / 2149 bits
Status composite
Value 65911468568734140173654579460271767753656442040383444091908663744179138467072900540136633665022675666477291058593245428235685236152618963501694936308199117023465140959011521896918702350783998281753340857948672946878879918188808986745003939545788065516545429801127652748950973290620982445264193897179619579840060235524857789213957074412490025068683270599086895635599983749071776711063170451416593108908174186448779948474168924566053735049139171094462636103006135579738299180610295654334925061710974723278571014405974454363362594988854259425463267039167302761431033332268709201145268997313414586401931067943512011783450076197668451701536004527702389

Factorizations

Primary (ID: 145660) 1445134237385189267953 (proven prime)
(ID: 145661) 45609236058231974421410537762680396577698350966074364618095480702928869740738203368488869458356074731889792611567651530155363320422581796289816417646093703115003700535883387777363789911128935700189835851073634616458534482271868121369195131420743190654736201750938313991504532663959918380476440120538276529979188652096056495261202696123444306043760173839909392922859154206909167637676753674679791022979384835254117436546737853290180442296240369290410804855844277942101031315008928186745538346690843177378708252763611809047872743122504913410478963030020067535629946296345195122902177625547306801498045340478485974257725253123013 (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.