Factor Info

ID 171918
Size 290 digits / 961 bits
Status composite
Value 10178901342649371442285090359156622933956560150804061376417160420795762172937505776771346138284187336459041694466547025532662615355580653619113569960912842003726650447330201390495734633187754711623018225930045530992889617323058546862166752139608520692597437238633384213085551199253155273199

Factorizations

Primary (ID: 171476) 487846649707940849607058786016592732059966368066810103 (proven prime)
(ID: 171919) 20864961046146723029469437138941690707470129193188098219748148198632048527757829304050767871486808184756408223384648080614123673773194025472178089941790354461969724263519787891016327857598671230115827290165929962226627814151928580626633 (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.