98989...98989 (4859-digits)
This number is a prime.
(98*10^4859-89)/99 is the largest known smoothly undulating palindromic prime to date (October 2001). [Rosenthal]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
(98*10^4859-89)/99 is the largest known smoothly undulating palindromic prime to date (October 2001). [Rosenthal]