Factor Info

ID 38181
Size 393 digits / 1305 bits
Status composite
Value 428881248906505506003860169125321499184311301124053450525641385485455978230097689165304207416210459567812481214482319726798961187208790557455569699744930545794031253104799643284628164244310310401297275858829395652201990905441334173442844809914258249316842166006481994876722335334848294007955811886793609996602666138805723645049331312471145143186452181518899636165221334709309016992607826663201

Factorizations

Primary (ID: 12937) 1979146537807253663082777909617347345680461345387025679937584343663617 (proven prime)
(ID: 38182) 216700098104748652079421282844055985595230789470280872505280467900463788946557348033627778518944611791912421060017149514360026300410520657949415889693080871233457207626639150171543233445301043429233451288921166336080784355563546316602005129696347753747943429431224089612567103131124394596203454396388633648500011157117899553 (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.