Factor Info

ID 128805
Size 754 digits / 2504 bits
Status composite
Value 4278534105655079599415762690217623042123636788236931004289167382908219154084313671218281655386886053430396636641511678600842660320424297177760461909541556777731222000770685369393258152713448881949138119196068288310304100430064448738214299287529110004873686528983369716581874031750286310679650134392674285277167884215817405558312670169273403531791367683756362132817842071234597707963720650454506251210182290684931334473090280445308212906827892965543166385992763212156652703659121624635734681373426833252024350440238318180063760376350221744413754198801990402983766683723885088903459552861128598102172748057319314741479104309155712395453431955483040260884312960436595198637662784887873475249977416418712640331456488954941030668485636244658023287225987798479

Factorizations

Primary (ID: 49016) 21845174556111646891467859014921136544162826182781622234259555333887621806777251938346085638278916105741284580449 (proven prime)
(ID: 128806) 195857171782501034047336269685358702160655042862314865530512605020618914875361628000442756535259903124731661977876783728715449466006992409944757690706778918947338842657928318730145717638823948476301525008282803240711965310461614658268603407589099926747571677455636511546310507917871495038668206781349874921434446196224436619894720980704966209926466782526395917242629294723344694659967442686955663842475367185968175358179650681517924463672050977107057121913551221169263743084621552032823443277928758934937748256265280542282828894481095627482352070691313662742045875967201606093692789992939936330404327931414867263608554618521463463111763943471 (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.