Factor Info

ID 12990
Size 293 digits / 971 bits
Status composite
Value 19118368374933405838068071201204957089919987378651454280828183721565310074624278509815597023250379354017203281023048469444219132244810988567169017227383855428763856701794941384818149765801842556197264900525180543205610015004874738158492924199743260595218843749410501989421532170370763806307357

Factorizations

Primary (ID: 11701) 10722271475553804482227981559844589 (proven prime)
(ID: 12991) 1783052072363793942117764817066811455413373494614399559858643225082973526202947080033375545271763837170871385694929094258662720512831799993630275324684173395313481267556159132254477410047567844539929275106820113417926122345783251578765692181295944637557859313 (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.