Factor Info

ID 21407
Size 467 digits / 1551 bits
Status composite
Value 39558264507858969123655727351875401269793561489367486572863960298051789340400419947002026864687801043886123708621593270323201664699105257226523056095607147998562200966156976581275405031062046463851492535543123878005561737548970072095349930764594289184001697394060826838715356959264481364527774341010122186049156662606079162770018144267007184609007361885922873827132461666504257775361270549024252254810936907150804179073287352098235384201487016531931152857845537702197

Factorizations

Primary (ID: 16779) 6226633359276226469107090691434236881 (proven prime)
(ID: 29849) 6353074322085531652015664650886367078047635346739352869166410809072033250442376881593923956854082038861396234902318957729784745850147528128364565504767594145076559621100421174703147326648740121291818139755831758905825451950501974273216376720150276149001770251143868900756993894998982077615993376506775367828493129247412251278139134274306287660790970336157810910147408780433102672954558983114413103809197140415687774615098974489637 (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.