Factor Info

ID 193944
Size 428 digits / 1420 bits
Status composite
Value 16057172467293550221586311422041109472169321662768722663377518918071603920559145066759813958666446951482715616232769472411120616898455823621994090421015293233412460225026757326571728834106255077054500190906214588686220124945800322136612782767808619145101094631767124739748595011182558464153821511195173391258371748205841814490135647928323983716078363834450676416246689469803671350048076425526117222205215255231429561704217346317

Factorizations

Primary (ID: 193521) 337721240058756096251750690036564719563111826175584065715845792866862566837286794792055464069247613023522917 (proven prime)
(ID: 193945) 47545639902601192708868407091642981190516069303149111400209886039205795528676979255259614066850502199006617112227939832623993024600042876075212262228383882250102334534649463461783701479548928501537561678589859907680399095049473444132991695481248057362570317893283088032229921353243933933609411856549694785111481217720201 (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.