Factor Info

ID 197427
Size 621 digits / 2061 bits
Status composite
Value 142659021138730004266992476777272275492963047273886778214362180153831218286436244670331898118749860109302362743856184575497773120165982241418670791522177856266414923308247647882591852126056160448666144286915042386110801115104353728932903493338589155143862260229736314351642820912956724049630967588145796003572602966720070698710311522189898303150072245257641983298372386140886207440934210848230383008679163961205608315188328429498891766382207859724846015928504354078885477091128857299253042570764372511813528435861803855139795142648521270544958146098989421725231122646273188258075854089639538256075116935450639255639036671

Factorizations

Primary (ID: 30868) 175978301474188430735250552822188278709 (proven prime)
(ID: 197428) 810662564325605092832551499825802479366944914342245682790405531180284653881310206160431984918441443329022961906386203057252064927834696753058519476811696303633784303546685036664187959463353185319815565553922153929445316590125798125701599073161121963624238915060453331965086370339812933769031704794630622341080147401306836410405839952656288625900830565893768211232313936291285870236843755646094290248146661409380167700888559994889492630972443757281835499988367080331908809906906284463665155991917736814666540540033334183746432935643685690919241270143184000886379642961666560592286819 (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.