Factor Info

ID 178249
Size 763 digits / 2532 bits
Status composite
Value 1285700715366131054540903501269905520024174117801916034173521122673579295867525816156506810260535148751878991366830381408917594757474518328633771642516395370626128168597561678910446277419407661431862982878800772089498879299393012605782699954759306532400254968817909811654050515804891816521354285256944524638301954588277524127753710384701394235155265575800095088238679314507044832415597617732432495311574155823276791626626029640629532304764651678235677459568937869918152149200017147294343766724365509340567198573515144715011330737936354288029971360345235998999236515114814398093515235288014548805314495173051117776514819016165988578776614231458789317095659745663165332077370517706883614583929207348073338767911230465104399969824417345999936675823405540447492471189

Factorizations

Primary (ID: 16809) 557143316434990549426124166172252315988635111962748701272517051609259161678627148019360812941633602572608697939823077603694320020152539 (proven prime)
(ID: 178250) 2307666048285353803482127157035415238524169326645171932685314582283740732020565863479684703298473378068417342112214966149714975544128493470112395229997210897882298063590533903162961774672911434872064190551983493482895679391199557139816460821935387614184247758037783513047759188524282264962614233171354043094794344223404140973865234873282048063982428179576727322677045270985362785033524995107454280209301838093849758581105003341478875170050099606446216024796950111467488427957804710063837780683399574535492454633182381583644653555232685641837830169910000653119866748184979704194935311834085340060726834089752288132219252890870351 (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.