Factor Info

ID 128309
Size 689 digits / 2287 bits
Status composite
Value 17090527387646005739446151778001778263476252621347553555955282207567287159359593932703943006761431376293721485285758915538360617519381746266336991925626621359295773754268485895945065075712663466077724048923871406122723787238875958490461135138315070730825760026352726261114145794229584137084622222560599815085474745915612016419288790831455867241843830612096108568331048117530743522483952996263839032165424229065867845838762517994825137603795400522830480725746727124723646784109752301234517113840977895257903789779663284898853295775180660201812911703586640137273672959732537970148598186809376260399217148331416256756894943219336128105010383565443670736887862741895434541800565502368354013573

Factorizations

Primary (ID: 46327) 336366601346546500228097035506128247332141777798670567552566322581 (proven prime)
(ID: 128310) 50809228143427490730717413128715669642145221888105206783339282845219139300872269850722260380047755191786947764163207899938252698024484070884502460357092093736483541363548013783125568842450098437154095361551085035852806696354979737306526708178959467340671988297325776452269099227818747495360549002533447825680512830119032731511399384000739880698224921312759459151866717919731837475759836717110767309446455565481838438214939732512339587015740587300812378845102828275839080405390634780986642816254537885514404169354826223685896675067281674756618161409971986630764772129038350749290037889428265925858210844710314280307747856433 (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.