Factor Info

ID 197685
Size 736 digits / 2442 bits
Status composite
Value 1290130436584971604048692107993160012573515641811100915670931258523932641244213147296806422251791723249723925857935671550358954279936720854078533482843614505668683965304640013088720170251417245384249241701205965350283182273401621446450191634303145188966481012159662474484707377523713787421606067290467804007886215281868976767175057153824237705302664184644528963386344775361861748186787002392930236339565735293815599278986472928515766214537228261866785444107428161409928365680447300434225747044967873302516465903376782611187736428728278878361437011234565736390042539048519625190066242125570650445993499159582342187904381728009283859637966219744076192361627632837878001446242976615331044879604482841841009101467011212759260825800022791607

Factorizations

Primary (ID: 17166) 1265855393578666785134496493194757776649681 (proven prime)
(ID: 197686) 1019176789963091659014683271026117074918012722723414331979557658248679895792019828796059359841429816503984420152216555865804127875326148231392064445294545347967149947968549043595636937881710392739434831450350954530582777282083617588329075987359721103002381234725604006170548339106706483264132756851396226938781934415356428662471935941460177174990583566369835421106206149409767884506891067418345513913607334625454544140183705612466126932058615573187716677132263939961695582079570713625555171592899738789901703086351453628187434316549964770019498836881347846852920721543665729773493904077270205550460163478423644054202609659561146308499787616098668087238008840332274090069692850296184085093008647 (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.