1763922631

This number is a prime.

Just showing those entries submitted by 'Suzanna': (Click here to show all)

The sum of the first 16 primes, where each prime is powered by the MEAN of its digits, and then the total is rounded to nearest integer, (2^2 + 3^3 + 5^5 + 7^7 + 11^1 + 13^2 + 17^4 + 19^5 + 23^(5/2) + 29^(11/2) + 31^2 + 37^5 + 41^(5/2) + 43^(7/2) + 47^(11/2) + 53^4), is an emirp. [Suzanna]