Factor Info

ID 128142
Size 514 digits / 1707 bits
Status composite
Value 6638486303984240190398420313622324616888182909382609042311695246067257800620233134190596514635911081703055035113823700668929667857275417225724717780073267378100655000303773811289060436463909537024347956384341408274531152292612283211677487462063555772801283890489607880303630622996756302400290349649431538866408137414771635858767638266900294800894967576030821773557675375326749779378420522689359618982500015470740416225122152516681935783946988505464860835943213478559179955561920048814113865423755349377199342494347

Factorizations

Primary (ID: 48884) 687546509987562970880495358422698620435081812494363970694736374476572852046803 (proven prime)
(ID: 128144) 9655326887055718997178923058391154627425020595922850767058351625923590766300635849039525678759327199339238243330629476928602231893763184751488779010670838363758776563332379271434267939082946296637411736411866222920327091942625321562615521929762724625286593221338354948978054337373660692857304589967728241993345023425280043152506484255177788527123153865541075424217602202765301748575894023077924532126355400624101907682412617075538867049 (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.