Factor Info

ID 169191
Size 640 digits / 2123 bits
Status composite
Value 1158263318790211563235836644008778655126247127717508055783869860522932547350380461934437083649614006695151032593195209975974934452500982175674258063900902170547423809846081609547078390085118404683918904327811375647010936020998435907624029068245109239480335924634302139295308478287645108061688898003457119479711278361647115342447356877866293164790163121330701558709611223534809512572856859298906805087809262949916789739117615801907839487830635050946570850526027953053904092374273584415232378965441459662208459614435208513327833434802100303658642316298575625916370855034365461505263030657039751491756203889863127990823205730678945501754688489

Factorizations

Primary (ID: 168217) 6639608372316787384861269747177211151243332673282842489789512269597303320793478960340706129 (proven prime)
(ID: 169192) 174447535734107418917980701979474706491374047253417462177323252635436878074246345853823507289240862150810862243677559945378335648466932471824983700146524267974187108566337538641491406416799206158123372118914715197800857043791043082816151217033711356039913854258420941402773003937151028358791040111041481883918631230921030531583753937156790266519263051846943391764288632454784569169812994611368249754872840815063679127871372984383243211221113234811595474152987853816304043488725315625230512159362059308049564299918479660896916144891497744184094146841 (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.