Factor Info

ID 198500
Size 629 digits / 2087 bits
Status composite
Value 16661986711603121128847372460376302022367884381929538009485480867852966368291514491678236706547164942730608606376505201811398061064674084650903549910975525523367253131064948954245308819411262307836914195462865812354228029801684375351262382612217212080266343490861423791854092050870603711821966053811496918601554021959945293944661051569062304143404473982854315251496526692246232506887601001917580772820880781743761248111587985727607642824877722231923840482151520178552582147753423052997008596444895443602731407353250075795584674807429761837738968416238359085437058359799848949228331651728325630652829252114592301027667358706199973

Factorizations

Primary (ID: 198501) 1813972456994108313867303392725448710705678639708850536561815949270631353 (proven prime)
(ID: 198502) 9185358160957588550721935187572164187005228269103399347264465771266269283517172628875282955364547098044360081425581684159443097579123013429391638262938227622191949211838867340501418933483586412169523212198626810917493736254240858067824585159078709995750993006369849977119694083819300235601726206308747553466494008735963040669672910293039886261579673104469863206166671736784151448224448522994829135009905382260936880619603874207753448229911137342965175460652581697705010858346734851189771705807893346660464869421563004290795942862335914052938352065890846541 (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.