Factor Info

ID 128820
Size 833 digits / 2765 bits
Status composite
Value 15186996532187853962174211677814852192340645321713861705521749175483271587661406289313717364201079625903395445526621250889583641993607013131804155992344307689257563718391265177992320929657151713106776822854160221230539703923981484624922251716801696702405941723145668570875705744909129277848395949133589528111119177921485398060548350136540428978174364920114577863095113945586515274402772161439402424463502498389469860250087774890285457745289390523880210609470277506303248418179267955999280658555477672435178014781978643322129660705141996123778703574290409271290972591230232130878966103473727168789559201206464996130536468874232396465353644310457899551037108112547064472707687128870490295815360194785880542727008085911782871381062443478250909403384106015367120832213930263653235609383885638248002481147804095645894001693546859615642843

Factorizations

Primary (ID: 49017) 118544665447470244004882499092017261561 (proven prime)
(ID: 128821) 128112019843841451512745247974917417742211630910611027472522516148606947836991768821959385184748251977550465010460001787087742093379878562969564355138365954760798294235324398925796967809642868876641966659481411369331441410978097231103204527276337665067220330424744833257028914130569893982525790300303163335518999332508041554916003741155358545829629121356873326358698719331068728822599372644001389109454946700223514693562702069158916891214444500106175271644256634283938698644184616640563583328273700229558084948443702435727509042296553224164033176149503802867512489642617288690488348864377805319170294234308614539365007102062985586099175942292163194626573168125689816353984136775676686129142977785167628082042955681983801660879935522252774991642080339308298443649578295913652982364659199136744563 (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.