Factor Info

ID 100158
Size 640 digits / 2124 bits
Status composite
Value 1538585644226149846384984606501781599734300333063616068650033964957250493695610736998075043489055772007458018701444725057187982963641370732756280592434744911183478165393412223925243114069472405166070954691335661236234015920223517212301671529004884480871601596518110488270443913031840613989659333517170209704109497205433328519168629559438442669263439469690149699192820665909908392814033365790341519831631111183844352196876158652776478809329881119368879587088530586443059904621083693163427101253701200782254675926397065395162568852688040753182474016408941682475281368036797247885556323651834332105058255117413913950792302748028962152743632341

Factorizations

Primary (ID: 98222) 2955206942145752742961084732016504485296981660853092817699486551601825482475251604825280519273572710657365680662899719508071 (proven prime)
(ID: 100159) 520635500101050383280515590358138342440215078718591660744269075201967122204003666197522961041497254419219816954547159976606020853941553352724615440596194971971646836884620932013037495212857593034793060242887144102754320387336600313364173122649241781709823378624314493371991398954729136700773092237215488112987752683365495690040477657863200116216784148196857489977870163693307559963741348101693597808441937282227351626544000853471676299884291163873879191032264232543191556322290902075927521465357889011925029554678371 (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.