Factor Info

ID 128135
Size 707 digits / 2349 bits
Status composite
Value 77963999268706455546262537106058774219601630470173129301527198151590648813794747829492676833874511909054110413352707893591956212838742610282076938986760758753299736135401888776939154765773095348031838770114793860959133272551073593549786684535835385964637167912078456256032118274754016899495436753303929918015169337041013004786495071555838832321007669965592474746702064350942768837530020632982579504688579695045021454703584607595268477997841272289544634631481393397653941262338400545717092944417504950970894290583112239330214651715822534123288654757009882170827779820153328180805832663317331878588833586134391646613615493600627168095923073553442268239261340837312229444346127171248665009756778111430148944649

Factorizations

Primary (ID: 48879) 875142671235503859988963012605191360647154796037409 (proven prime)
(ID: 128138) 89087187530964398611937648137131029532212181418259942885646979594062056299991939863502113754820388657286440275200564366719964527958382273974520813828375518889820291983016702051086194890204606511723068899129459884031512238076135540866817077854977570577996445549955293516926157647303086560009245976169072060792205640154008104227361117132848496108021248622157254216041802514051225805159220924867266780489746258658438285225901480204050210878887160905915935491792528560696874661867696543069653211253295572640602436844054356173676440933042390867782990119993951587480792505147583642262901161463430013524536725938881732648451025981340702926578974144624448266160361 (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.