The composite cofactor of 3,548+ was the product of 58-digit and 139-digit prime numbers:

58-digit prime factor:
9290661798306455344059144934151199593422400877442778875097

139-digit prime factor:
1608063374136898657145642074726571170985355133294386861804032905475895794192388771899558922062388074086636766829686602224746791291956352753

The factors will be reported to the Cunningham project and will be recorded on Page 114. Let's keep going!