3917

This number is a prime.

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

+ The smallest prime (emirp) with Hamming weight n (i.e. with exactly n 1s when written in binary): 2 + 3 + 7 + 23 + 31 + 311 + 127 + 383 + 991+ 2039 = 3917. [Post]

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