Factor Info

ID 180872
Size 949 digits / 3151 bits
Status composite
Value 1898818702658408004750477864726099946449260580481071404584143280885411111031702774244329332949620370091404024208215010234131872039004685588391389540736049738183366107131077082017068479617388708045920389482301238138128378886548136043399997265348641773007051739549329286630377708819000189922137965640112982860198732911584161311630627569091964724669685046294155854444066659484003172424913046984753114897236949379128379124621001564936440384897352319957492321918378333507297426810255491586746069499979476438732241139088544999887454509582973507820766745311916273230449743134431483322688101732325251770518147072299776293193644553120214528005632746188648947138208315622328928412670855847867006184814107279561332817162839697098114184166452089171511159869086723497393051200453356510799035596263513447803881097401403587623814796141813366263100114008655602001508630410395800834898122294753207707020866002980975115284640680450653331386898326679335780267530478469

Factorizations

Primary (ID: 179260) 254119052882483864579646532510864244993619660641457292481540698907557630598677805158209640465099606389753610997 (proven prime)
(ID: 180873) 7472161890735944122163116529281683108387879679053806699516223744332129067796762657479279895966137941738833828406718337397003640325533581828491742547029072312430483862097200671138246177960328973421857100155845791026896409455304738929435567546582555974859554551975342239940434766512042638549561906590520984622700608108735875353502965540604953343785011901037391693828148943121160951257992965498234159338346024382585251499721610610393609168485039564871331054391683958406256283188770271768217256004633612308926710644424421518462108744855248374634778156403061868127675446814770855492184378323576539595004763329138128046955422522252109765231853470566458019571696984224493390086771570430305286039359354321142380389118940739306375166353204074851167673391851518784493259565572474988418465500874554000960209233741360022819048610548563830809191556177 (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.