Factor Info

ID 161755
Size 488 digits / 1621 bits
Status composite
Value 49714521892889889670240449156567723774271832123887297728309174291127965765542277925530227599886179705620869444502003898332177377792267741569131107740914008518785739627608107723153112092779923172957451509740374319797913105252413655763776927896829195400863036877605812153384489391153647683953816820655383396246211963856913943305507407054008073822616421725008118933042418278473280074260572357997817779204397761608624782261650116148593490330038659197027532423009493686244139070435451873165951

Factorizations

Primary (ID: 161253) 421888379833122689665478987933 (proven prime)
(ID: 161756) 117838092418080805135994708401397011954703580947448586471956837551202697595609382691692114219832547339808771876102142284173067515275817245630593236858867810601621293096600714151117972322749290184430435702084320578564511195117342570049735575497530365277595944025803629412705702517781996308885359597206172811705907698159813564228216744687853923084442020597731908458394683199172658007509680493594234457657937496237373764581276879879091546933189110658318140460747 (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.