Factor Info

ID 152979
Size 538 digits / 1786 bits
Status composite
Value 4086301258287286625581151224070594083603701217552721120354876149775476990939320438052019167603765883776119134705435574072581665449077714737011062046571704167811715121170514196422847812691783080562045423978711243250377974741812701589940674127379310552238622539151772380651690283754224655667478347278735279925390590468701671586105429935359610920354125841659724891342848609598151886747307019893505419153286331651364046827943652854855314665675762931090654472515703610318710311450888916494584369639878900145400855986457283043594712828908906183

Factorizations

Primary (ID: 152113) 156520419366000909683 (proven prime)
(ID: 152980) 26107144836687715908348103316946254889425655437345491982665283264803936214342766402659958329522818771983317964751884831542366927319062488474814566386177829205347551201016817164757740239688224093757000135304333120778560965168340618450897007519205475247717855298436797384896222345284239194013498501222591927105465118113499384867731629515436640154869397928384022837913439043111595141829349071054813969029008378966907773934761852644720816277277821279284067859398203954528546995245858298158427216296809781273477638144785501 (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.