Factor Info

ID 140230
Size 640 digits / 2126 bits
Status composite
Value 8247143615777947366106678135262904965057598886744023498525776663444168959953103730798071328287080170079847131416383168727667454091023312158802556153809754475008328886579167792421747143378689318438252264743903202027639385535618421518320736615947552924733072230755425361666245641415256586306142729002339262182996580430921226348144353234056598863406117055451082823914102966422897770996265948810170337856081931527030092461023280087287298154507529088107603837594855998287776344072504109062323259459892345113602759858341491363381428554820699656292470870790421807973118662085439909650693994077604366434716374203214896820446048812062194078663732507

Factorizations

Primary (ID: 138869) 214357734059471372201905235580163 (proven prime)
(ID: 175114) 38473739480236627643574500424787137199934184215897428745117631429758946385898010707799928099833100467505461096872561094297909883589841435384841694225205797796798452449281607182333176246805128655930407347969240564788580661622302055189317638544711492116805180939199124210018819455044515318713587849239634924314083024679399819846454069667478271967397219765646179652193755236272194857396614451623871348038892594359864497731550032978166161256412136331278254006394233776236907377444329943985315006321808208036615539203073760470027551960749383843915374822705164750703158254818274462324702131751038341205151779246089 (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.