Number Gossip

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Unique Properties of 37

  • 37 is the smallest irregular prime (submitted by Andy Baker and John Kiehl)
  • 37 is the smallest left and right truncatable prime having more than one digit
  • 37 is the only prime with period length three: 1/37 = 0.027 027 027 ...
  • 37 is the prime you get if a three digit number having the same digits is divided by its digit sum
  • A web page about 37: "37 Factoids" page

Common Properties of 37

Deficient
Lazy caterer
Lucky
Odd
Odious
Prime
Square-free