10000...00001 (971-digits)

This number is a prime.

+ 10^970+5*10^485+1 is the largest non-titanic zerofull prime with the least sum of digits of form 10^2n+5*10^n+1, (case n=485). [Loungrides]

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