Factor Info

ID 128430
Size 472 digits / 1566 bits
Status composite
Value 1536077879468548819297994658284546107748637675904612768318913008084287735300795638496999758928469156886662874861964977083237714479110106635320931001139055362319292145238431095350720459095667701267538855030981153002424989137250553550075880545291748407734818683723932823747750117632171210394195969943463585036144280560700238854619159355530543162704677406568307630494619211473199911232757314870444016156791983430152823526523543890505336854952864350834872139833737612929117081

Factorizations

Primary (ID: 10131) 3175841508587599663114310727075997296589134941461 (proven prime)
(ID: 128431) 483675862071496373202594834283045279115003762890790454319653843988902209547091427952988292351231782785543693761920334424001987878548378140318411906002086718284105634213350130734266459966349202017734369103944179357690143448602372078037533591197357334867586865510123951255670414157020966573156814432427308370981554657470980909878710334793750832471921064409367366108853955592510629583623370067950850558153787324816264013442421 (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.