Factor Info

ID 196406
Size 624 digits / 2072 bits
Status composite
Value 286953122724060922587864443502409936824861582015562114346528517638376963244226255152646659525894413961533933242253599312152858857135610172564774688773998129854828598211790071217477959674560156929217261765538089661311324542620809445650001342714685767114876808693797108132338431890961591879256864134582790005938219941596275237573829190390707187913142251427984280671201177807159113240033095636840336431865745037784602552834169465535714583633028598169666692499338338238203199585898396214340791346940607370645522210183730051898608517919985603895770713511781594091120701458032700370190128674139447537815387993656935324370737099431

Factorizations

Primary (ID: 195463) 172450033545369765539734413127031788674340639390820670079034198917128320094420204274442738743720347492238200907405096699833465974209098198016320903893608579040878949010002257142844899996168559895301 (proven prime)
(ID: 196407) 1663978352596647160798383042553793173121328185805588509885504323871364022705823232035117316175125770763954344436437432364710260023938065215589777749468944262514512247803843425975937293392298518000180579288002706287424228961704725594384506979370420716132725354722646781173779081215893741387220284310148041465385856541597162897090987316985681024693403925553846527122513978153300466785925013966579306305350825859066190556071315131 (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.