113013596393
This number is a prime.
11 3013596393
The prime 113013596393 is the start (and the smallest) of a sequence of 35 primes such that any of them, except the first one, is the previous one with some digit duplicated. The largest prime in this sequence is 1113333333333300013335559999666633399993333333. Found by G. Resta. [Rivera]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell