Factor Info

ID 128968
Size 656 digits / 2177 bits
Status composite
Value 16081509838958773006454834893930609732673422015079630551373629069889231045266327309445731573229668424006775421452995485402408743385965397725595695276795068929582030408761474298131942774654470823275188031708789485310675149574537759838491464902221760840181161706453377239169456967479949452734640161419972807338376216009057037319816573751840220891244231537502094140726864410175353617629083504359143053069404720665070714167455876476478699731333732012954183783135274706517681114701139199134628925330328672592100243600850746206411822698389520979058875727710000645968915717547414002864436099289742533472045499346033934489830442680638776825597261776424594619235057

Factorizations

Primary (ID: 9792) 123848782773887976105318848444075634965243260172771 (proven prime)
(ID: 128969) 129847944233081034599754439442787819716697355493883337734088487694900782681357113777634450914301119790823171728398818000214459201876325510150952550252976478516489749547230715952254109896100032802687680730557765186057231113893562814762346145596287816189156460966766549138788466368653185751874842314358225876877210163047814375220549051818021146473650525308414324860705329024408358589315743645138236639273698919929849298941362807816635190479293302746423811366528941274663873771665483098920497080418177425528380298706150002371341735700629234052799162860005744122556563616620970296061303187530690956229957181467 (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.