Factor Info

ID 137890
Size 820 digits / 2721 bits
Status composite
Value 1200450938384362164221786668669246451614908349913782370462810095407234315068485607031225824406507678515326296471634925176666391089796879583809185525072155664831299643897438755468953257037351513958026310970744375421618674806793383952940220227636367269414990923793736164677693225563386801326162568896839789121823658032996645001153447725539299475584576867233205487035230968656132089841641381317494113956369257474473468368437176069109139329613912215932034425297558190501770791906041848884896319945083448888764384710752233118794751350885898725198561837277286412898935779241026960369902230713732154840043248281504085256213281285787930375410789575124287168925671701679983383203819373429012891835028005076324071589191600732550942445324554051227359228240439254627071552793409906108790975350800112740848635200221689672619178005887

Factorizations

Primary (ID: 171457) 10161473543764444434291215383032451031371411086076788308585620646466269527558451 (proven prime)
(ID: 172817) 118137485987060904418458860424288447248592568392901179934072397679725848091576269949526335127325601204552386784311181771602884906772865159255645929679100894176104545674894231594237536253359290373685129548087527297601157717834603703224943857173941303477714653146630519893890701239939034210350437178602176773833034939439031018312246109273857812375125509304088841152244409978229356195798010547319035828306657057015594301502977450529774296733510736014713621942986122002149587789061309906526720645717001820206877207856121526286923699447039568746959742450636048130776551178914483236514451539553701930053217513826268081968030025948631477952180966038507925614589360872740345139034504375332328599645420514511478241851350060352411106999559421736303237 (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.