The composite cofactor of 10,305+ has been factored. It is the product of 75-digit and 135-digit prime numbers:

75-digit prime factor:
455137305294745983623339076793154863893252334886652646220893202880060879281

135-digit prime factor:
987514761750377314044686248115773927874277757916135263387950191846440664775915261101432242060019802343954353410785845186369572771804641

The factors have been reported to the Cunningham project and will be recorded on Page 124.