Factor Info

ID 155550
Size 473 digits / 1569 bits
Status composite
Value 19887302713845612165050602596745075467630984086630091374789230332080417813325184047432100164833516104323016923834614458878448937255818277956194639349450068718242401420076715185633572105757288812328363962329883895400527360217542077104972901085940624992388146322850008370911300020943122158505648795568417011764166268941213134503727035393684483917887569041856968799203046337754824546022356265250107473674621517144725269737263364502118947295780394995112520929227988445831412669

Factorizations

Primary (ID: 155551) 3681542984909322075501313 (proven prime)
(ID: 155552) 5401893389636857559599035881671515482687276342437477903371714592525708629229722672262213229335598452578418344750012328622823363089998276269976465499411238990825578923544071092011584558895143380959712566474188301725281889012193565013576141535491134209500992689694863554468433833313355455342881395901050846179722430639755531399615397568681705682958439584075592707193106399211726276173303865779378228264991061026145691342092305562068608512752816641213 (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.