Factor Info

ID 2840
Size 423 digits / 1404 bits
Status composite
Value 281131901118638035718405483926745288413372744535454076372741329327066770984462148528835611027859477476923283920358133621047134022634221441835524836196001917853503045466845894289220336798563227502727272727272727272727272727272727300840462839136530844567821119947256114064547180818134910001405659979404371173487580156288375513220474965055664763086089377440674990694871456279756346872919058077577273957316701649306407129050023

Factorizations

Primary (ID: 20258) 2317091604522004723965449 (proven prime)
(ID: 20259) 121329644701998319453110775453942351373060356183379380235407081008301812310046016351258624539146891679254740534773838193455745116176109319532002587571791076698387896662731182438765949212345247602036875133960196715856682758227158959920904466295066086663583204210528532500740984776637494463952968861007825647207616740643251474040508095031930879068842425841665069965274531454108145535949306058252462127 (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.