Factor Info

ID 53391
Size 482 digits / 1599 bits
Status composite
Value 15507417071629473101670487221194428970573665034097265114453905684395842356669721409389998271027810263548897430088558400555391003164606640984550656420008094643834043597119169577425440318790959142994762920592609913644221838614537555183835483386056681535216468395785500665225482173675924957072993339858347618373771840650326295721902607446330452733649748298292158850917945311108705005574748192712238082683353737023688032816543096256237247034902797172058157559155880864718663112174962373

Factorizations

Primary (ID: 53392) 1705313384546509819192987 (proven prime)
(ID: 53393) 9093587848519306555070500367136707389230787199521664754547145372979442349776484798877021674967961943129978938676214157823566262896876124581202423455578927623200861024924528659437951790475187788623190748412436439755194549983694320294752648720629620674114854314946363573088201736039822630275451652094281203328377009501916705832008725063906916879127331060649220886697336413110103745836065815541190966552682167481715388002537755426225962929406073618177070837279 (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.