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Unique Properties of 330

  • 330 is the number of intersections of diagonals inside a regular undecagon
  • 330 is the smallest number n such that n+1, 2n+1, 3n+1, 4n+1 are all primes

Rare Properties of 330

Pentagonal

Common Properties of 330

Abundant
Composite
Even
Evil
Practical
Square-free