Factor Info

ID 178566
Size 887 digits / 2946 bits
Status composite
Value 39817174556028233074343014850784359144224280659219770984378494149065447370512211335222313600985154105867937707146465088900788695153399395193046759232910420982895525681838386479488901420066799952075058043762968064955093498864032052214697088693006862077471866909951023963130775987680514362187946817060028461386445297140634701632256918346515936547530084706600262373189409002183927976211347298917268558376559416578680320615014433246799529243650170668292438512423903985788480586799566192066289302969848431293436807725191399731197446730313931108940189716235025164996120561577133577607982211044524593221280071134725622252121679572853897617645607229973367903592587128825985889968118498039347368634270546454976128166680468079656555299880855344045247646879571118451718074409391479536448457845538591233303429931881864365265368358975795911578242182945847467321065478150859107579030300257629306595941

Factorizations

Primary (ID: 16905) 13263706483839935039282091600845743927450307950710544046874853586856167990675671309 (proven prime)
(ID: 178567) 3001964390914422951177490167844634040275246168879083525096557074402942178843499132963766893048735917648504655339901086297699301071094826771650719912806047259647080911690914610222573638086497553775403893824513344513096019941868403643628968220995986230634185226039109144821159945469714615580086262518775038134211505724388491233036411991923722254868225263024690362225354244140088539695193230814208114255794215466325158324094549096077216283535648984564226678249683071412284220765944893411460002384725827931451126137195297819432141868384668177341354288777747790748219231996065286203351376852836056120748555384706528913133737774177812585883371505999277208390666907145516168607207279410048914094713481766964613246996853378845461421970680850804101213711711943802836513266573926364873724697736874381402117795160249 (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.