11111...11111 (29-digits)
This number is a prime.
111111111 1111111111 1113111111
The smaller (on the first occasion) of two consecutive near-repdigit primes whose digit-products equal their near-repdigit prime index digit-products, i.e., 1*1*3*1 and 1*1*3*2. [Worrom]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell