97531...53197 (127-digits)
This number is a prime.
9753197 5319753197 5319753197 5319753197 5319753197 5319753197
5319753197 5319753197 5319753197 5319753197 5319753197 5319753197 5319753197
The smallest prime greater than a googol formed by
repeating the concatenation in descending order of the
odd-digit sequence. [Loungrides]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell