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 1009
- 1009 is the smallest prime containing a prime number of zeroes
- 1009 is the smallest prime whose fifth power is pandigital (i.e., containing all digits from 0 to 9)
- 1009 is the smallest four-digit prime
- 1009 is the smallest prime made up of a nonprime number of only nonprime digits
- 1009 is the lexicographically earliest prime among primes less than 1000