47870...93251 (44-digits)

This number is a prime.

                            4787 0589339117 0348100182 7552628340 4898693251

+ The sum of the first 62 primes where each prime is powered by its sum of digits, is prime (i.e., 2^2 + 3^3 + 5^5 + 7^7 + 11^2 + 13^4 + 17^8 + 19^10 + ... + 281^11 + 283^13 + 293^14). Curiously, the sum of digits of this prime is a perfect square (i.e., 196 = 14^2). [Suzanna]

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