23050700011

This number is a prime.

                                                                2 3050700011

Just showing those entries submitted by 'Fletcher': (Click here to show all)

+ Prime number formed by concatenating the first five primes and "0" for composite numbers in-between. (Substituting a "2" instead of "0" produces a prime as well.) [Fletcher]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell