Factor Info

ID 166256
Size 658 digits / 2184 bits
Status composite
Value 2495209189836852365588039594754239603922510142486429625448509924259771152086568108245931805235786733862686092081200849587269355485760259762595247607250938452847561533753122041198847220974742764338664162443143418462127511338309724151218366468484676939087292112824389084040946658185916868042226318609818446015496082692776700091015431996446968718000184018825202282478275256649775204552806408965860396379162473569058817379851195285174841103166311146378928993187877644816721069507473197802652379193909669249840828805640363046650395860644333369375182388902300782874740495198091850037329522999863664058624868714595963024867254269535992193602419652237817413991181539

Factorizations

Primary (ID: 7601) 19100900655540830489319601 (proven prime)
(ID: 166257) 130633064630543308865902469906104501627754922507423968899330973042084019062669530036459939228154666962840673857365712967732824349590845820670781616458827103829765515704712646879835489724633361564169337532801139202416658673464467362775827218282140668703129019033825155559849382094582330280989678824460682651133106172961984197044068215366807259025268988754832588554800200472196715830697959795646894588561668263843813671134025736285250266726988976206215907633725564071686002363700378194913041380028522387827180983293054320337888673911381428458710491639521406403287499293501323096585727980463541874881181809248453378928880038128158557139 (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.