And the third result is in! The composite cofactor of 5,353+ was the product of 94-digit and 137-digit prime numbers:

94-digit prime factor:
3110977476807479873331891946599093216387995276882967638380412812102183641669312458665059833729

137-digit prime factor:
39568871814718007954693167369066154302287563810612341340054790623084054657967120581773174572828158697703625167740236709716167398278884267

As usual, the factors will be reported to the Cunningham project, and will be recorded on Page 112.