3191

This number is a prime.

Single Curio View:   (Seek other curios for this number)
The number of composites between each of the successive primes after the 3191-th prime are the digits of 3191 read left-to-right. E.g., The 3191-th prime is 29383; and 29383 (3) 29387 (1) 29389 (9) 29399 (1) 29401. No larger example is known. [Gaydos]

Submitted: 2020-06-19 00:54:32;   Last Modified: 2020-06-19 01:04:29.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell