44444...44449 (108-digits)

This number is a prime.

                                   44444444 4444444444 4444444444 4444444444
4444444444 4444444444 4444444444 4444444444 4444444444 4444444444 4444444449

Just showing those entries submitted by 'Loungrides': (Click here to show all)

The smallest near-repdigit prime greater than a googol containing 4's. [Loungrides]