Factor Info

ID 132950
Size 527 digits / 1751 bits
Status composite
Value 74312973338827857251455203938883442393587242636545587434765717301906179488220320492326009160249419494742667933312551219505071823241912399464941118773153423657325703317672273041507284449468417839081690793110881685843243808877845812399379858480674174150900429836982938127699307694332693183354290319024253591743727174065687478278373074409507378309170265575348481721034107848964406282465813491052273223226907055851884913119314336723654752093932247110618842249150381895428525715077835809403918697320800832650050100870280307100984543

Factorizations

Primary (ID: 131746) 156357474589352978545297 (proven prime)
(ID: 132951) 475276116693484458867044528387976186943933088044615329043814017832111373960388524435375199018355183947878140528036066743943541840382631563206598058660258127571283122619196836439724627494670410223463223769334458551573748574011359756841692158534069082192351692871691127462087093838056795435543824322327164848260722790611700281988884752792374080464473968926972534587039428840564260453269665664188181977067915394796913893572521946092203617786259982350906986386987160404303124820072032981317355064564293828719 (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.