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

Common Properties of 1009

Deficient
Happy
Lucky
Odd
Odious
Prime
Square-free