16860...09091 (47-digits)
This number is a prime.
1686011 9890111068 8111098811 6060811806 0611809091
The smallest invertible prime formed from the concatenation of seven consecutive bemirps, i.e., {168601, 198901, 1106881, 1109881, 1606081, 1806061, 1809091}. [Bajpai]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell