Number Gossip
(Enter a number and I'll tell you everything you wanted to know about it but were afraid to ask.)
Unique Properties of 241
- 241 is the smallest prime p such that the concatenation of p in base 10 down up to base 2 is prime
- 241 is the smallest prime which, when added to its reversal, equals a palindromic prime
- 241 is the smallest nontrivial integer of the form (x12 + y12)/(x4 + y4)