Factor Info

ID 154997
Size 298 digits / 988 bits
Status composite
Value 2179897331270013822587565788456186058873411104228607634473564329753362914783710559367784385901535984466330549553878190656350166839674309014597708500116163263835442499223127321754920328312506897960617035385621015644351025549810863948734279054606380790462115976331464689009957471427125100083668663281

Factorizations

Primary (ID: 154998) 1082624043200940747122321 (proven prime)
(ID: 154999) 2013531239177747829708097771360459993469294159566978799884532845423800510679717659833770881179841323648377818893224982478725167603264828977123809267024288664281306742166201192655716533444347686469419584330520912286741802538092939285273977469698329276551791514922238598737761 (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.