Factor Info

ID 21532
Size 591 digits / 1963 bits
Status composite
Value 681095219587445252193344076046469331112368709547073312308200281244305103752874210014029180389563243153337410754782403328202150639244893998366624443455102435582582480032615737381135551957019756609007678909081080194841245727575107257964642228875003254587383101465165980224190337161962229568652709240075497568727999374162932858667889828169516859525694962094011164394922119557975866786393963040103304154316477631305503944069258689755486161658328516002706643364958743621398581568959757330665563114969344331682809732478799717593409810041819194615145751047219895812413653865903469024644760012301619

Factorizations

Primary (ID: 21533) 740811818647892597189 (proven prime)
(ID: 21534) 919390326183726007907352204251968562158381750929763617962388412222673401304092570308067338955155422586114535249365886975181592421026772685479418626333412075995857590203134852877100929344069166120394052187873561518603954269179091828447067253948837542459826862472435193523944540674492814113094926435184153751901464307291051344168631748066622401380602496085672048391052867727597368869396766497624875320835815769662677841906381882695827701664005000359702396980967545021387342693466352504954861950314543755672869278033469747893003710977731675208464432802091274747637696350871 (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.