95339...99999 (23216-digits)

This number is a prime.

+ 9534*10^23212-1 has 7 more digits than the February 9, 1979 world record prime and yet it is so easy to construct! You start with the prime 9533 then simply append 23212 9's and you have this prime. See proof. [Burns-Proth]

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell