Factor Info

ID 192455
Size 251 digits / 834 bits
Status composite
Value 65850057136510648212670531930877890856180664180452948893632101038691443553495633632164968264464218293636246024937456169884105626444979964449762715563616135808208037650099052593123682244690897832186868564446314635723189602917904513995066572165610950519

Factorizations

Primary (ID: 158782) 152630126181427761360893574876272692654939 (proven prime)
(ID: 192456) 431435515281146190651959414675541444193491401308682891799814014532780793248173270300822249032308221333914227236729750448573397119440589332611182922138854077178256208872469077026346508444362778780621244774931221 (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.