Factor Info

ID 158149
Size 1242 digits / 4124 bits
Status composite
Value 259972360527865420038395238509664424045657033545873278392194142068919456961943144368760353945885457987346044206444741522081864367119688397198493369591963750788882999114883365787393908490765375750878932819558740825951188399901755828365001645450366206901590403917491562029470513741096368876564350603334222367724293449036679008483501910281566825143270882992569090831403843755949866458778617387489995808036736797456102658680619428265315941478722217356579433725915726579574295235734109981967000326593881691348985623420121403808733996383635213021529721184622242984013804431951950220396814296439212154357232717845035078851943284241108749783277772169724293297695713005399398912930647621909402515057613735354157173204106631906100481968156049900127026096449825022156226579538568518835305333003495521453348344804191942946785496321052468325831348223331618250719853012850303752875615555663912042919123442903606924585873059408953935015731042715794720816037420096489356925648423835853158677201138011473320027797203448497802299426241117305763978090114805886955545113652708383019611174582237624818371897675517267471354238596074382069731639686820634758575015688115107570402063017708071624437870718667909105695232240386337532187115432536615136883505117231002217

Factorizations

Primary (ID: 10991) 89654239955972104838901500177 (proven prime)
(ID: 191980) 2899721872111503824248187265620303003891787643150047711795554029681205481288021164811819636435520005866141666291902701719922873223617583808043620215115505764810105099333861905657177467470440225821474116871318020943707010220734641171504296158451771292828556912514609195805638086053059386290243196976588454484261755785804709455049088246346235430203067244439860881056228124561124976398039172579884193622199574808971839223901653226952395336852985302174555715937550922208608084960143104924208787885535721602658661057014477447286821097758580019724696323226345687769588373542426692747932508600261745063473120985372367216316931678522073133789830620513153639703685749955377102298098449431151054526184238939431466979777661217552101990518842763076826012953586313368361061798783705948416968502579712250637228003365996406000604542432037463848437790946613529754601996181160276782796843911162760603393829036165826511140637763609651116429187547020065769256464179653444827647886843760359123833262084244408558319833894654232623598519180242007333509917166841977507590737623521059278932995658192064001994701733018806259885274359512964415205213926729310928325686965542984620466871504007861858780967424704025653621687268842497483330521 (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.