Factor Info

ID 52978
Size 297 digits / 986 bits
Status composite
Value 578085419841433269229595713250724835154134622510288842325633865438029797995613083339361478524070600642765502407846032217021828247641879294784743947203270795765726340239710187269457986558773139730935937264488659409252647327489603530971427617981466800699532224485351812739733472363563369238607220471

Factorizations

Primary (ID: 52435) 4509348865973648037702008076799297 (proven prime)
(ID: 76321) 128197093865039519480336291715548336789868603176688839132543030621520579222142481198041542969077130795966540274505194555364511924983334199394070247566102350854118505358468660053604301253862371926355594402832826262343430814995855558989745637954515086758932259993143 (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.