71737...31137 (36-digits)

This number is a prime.

                                     717379 8389971011 0310710911 3127131137

The smallest prime number formed by concatenation of fourteen consecutive primes (71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 113, 127, 131, 137). [Gupta]