4417
This number is a composite.
(8*(10^4417)-71)/9 is the largest near-repdigit prime where the repeated digit is even.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
(8*(10^4417)-71)/9 is the largest near-repdigit prime where the repeated digit is even.