Factor Info

ID 153491
Size 825 digits / 2739 bits
Status composite
Value 187211019998314089687309346116365472540365855663039429148828235605508721680813696038046168305017478083283057455987440002658690537733069631383561632626816267228785246119520564392869961586730692974681676498350399705643757617617333156386290254928934195782076626013307783450669707446978459745884957939907620784092840544106719328115447283561756845608868788331298222619794663582218691301138327083526873483213274030610913270985314079994369691342175645931089150531820085869368429474400889046545225319654804964050566780401446444095174927873168470980907284089643273125066255144445505581577231372020152720793158833970767081992337087935942175849084571089774276043827030203647961766615716810362890560001072864534258963842939154155306767058522064872710139316911664007897844490609006755693886666520063081622416753215434487080380918984532881

Factorizations

Primary (ID: 152112) 170724135458234696064115616824839420280829 (proven prime)
(ID: 187567) 1096570320861942114945889522829699697608002879799583436498449860829459042484609860546310079293890472861809403601391998601023748977144233660100995997161985840763489421134058950613765281224514886183922109650986404762949551991170068400309915822050649723310521578044282365959034285906356395594018802536297284912385707238171220398306631496776389221752407683912355636857754749045418391513477800538646809679411451280451500170301071445631286791705069253446149368855147210587533023865184581385319958641733401232403645719860546748373169895993442310399279859067889020043217935926448592359291404519150664850124422737198829766700585541093305377424037099347191473856601496786978227515349032729509422818203138673181600930768528628889921948701651350778725454770367851425686098256862147516020776317989 (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.