Factor Info

ID 128652
Size 868 digits / 2881 bits
Status composite
Value 1209284370045756559912233254785051102538062543213689802529418101709874537405121048807735041621455838301379975792135892437283496321436026784144426693644528309186774939681801801193759710226803818643897919787829532499331870346536870469842644455647588971170346336480847364174656628722380220536820066018915551150250767351139202433322231483905750018143488079848470914759514440319415372354424809215247441508029141715073905041885950280120609339366143807317036866090152181160870495508873544958036400784679357644981374242184406358641854080348525759526327049631919722712697295705266006046476397166944239798530759845869864525641423035274150013425344813113324598849394998415147600558078221443054537179731106597057821827792275230278330888672902780458820506414069353367101229163725775737721031519274965289191071014324554654287522655471711439904135268444819135836577353031660676511979

Factorizations

Primary (ID: 128654) 20446974654124772926515712439327896050649 (proven prime)
(ID: 128655) 59142459483697131899477700222709760321394442611342567484719217804041498231145454770232999801397286326884281304111757896618037297301704274900089116199293359704546781636067438873224282657069766297065438316444991955573128801989000911744523939920498766020529306673463295673665918827798316700283517959606690574410615991104030069888259243925354724744924743030445474580028219605219746663707477966323332915482046301741738226861124794950388622101965641594464888129690499926845831025436010136576318819275845691714334909309711623286215787623838255360081036670485940107171893818004423905181364090000926309747134014634433367546567922692774080349170013298715585991375599091050262696229718094028786373316297283009705216119829076434412812692834322948672160438434987538493317291110991387207027520753004133206253559983819378945075653418122499171 (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.