Factor Info

ID 21801
Size 450 digits / 1494 bits
Status composite
Value 387875044354174154252261818537529370459080592091033879174319173253951517101439110470704561122983847684968321177402119850152520350365214919626579024557432309144560905771358669924427331015656909639764728490774013173158522893233826676515732117341896698247349919177021356926903729302443414555933511286290050457010139633851723587345106398532324626390299569231834246313539101597376604656800413839506949765662576722470725096212364644116081887683855937530561

Factorizations

Primary (ID: 6778) 9867165115635267180926131 (proven prime)
(ID: 21802) 39309674035915026688427008560197949673534796878209615406899542134388691954105152850953174465018821661374589379534815173434642455221366869910905120762954319046323468424564295366799963419259420776598489265693080913020626307212838142664658663526332233825423827676703284960580583820375857357463735638377760947747873246302250681944785169705659102027234926578097366873664506200109173409417580295955344333952614379093447500562105531 (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.