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 <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell