3917

This number is a prime.

Single Curio View:   (Seek other curios for this number)
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]

Submitted: 2008-07-01 12:53:25;   Last Modified: 2008-07-01 16:23:30.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell