Factor Info

ID 174680
Size 516 digits / 1713 bits
Status composite
Value 281056911129516024625828968741093642720629673087603290249756357682418251752108476609491940895775944168365470401778006434671532909850194302287075254362790920823693231297885119839769594774136227118890241290679492000753152500531924211112220197709230718160559586973089626328394381563932652471820850303923156843595256841496810754173680801469362421352549392423456117690128012422064950782966927681902726884991292834486408712680501580203565545034165339901734484011834945605680543023422715792309835731607839675135298840524121

Factorizations

Primary (ID: 173856) 195580615838923864045830530614035045563471 (proven prime)
(ID: 174681) 1437038685679304043769396624679129228638534734183866557319783464694702551717830680286741560254783914559066480305774059446985163688618229941616672696208076957351402218022449580920468774639136894130079006193398142406380608445370331093717829267567008362635265006051339687692007312583834011901745883855072487271157582963656476535489721593517444762785550941805431355534931251863035333333317291780635141916924327620356787060276631218130810210998818864108957309922966196468109640151 (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.