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 67
- 67 is the only number such that the common alphabetical value of its Roman representation is equal to its reversal (LXVII - 12+24+22+9+9=76)
- 67 is the smallest prime which contains all ten digits when raised to the tenth power
- 67 is the largest prime which is not the sum of distinct squares