Number Gossip

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Unique Properties of 361

  • 361 is the number of cells in the go board
  • 361 is the smallest number that is not a multiple of 9 whose digital sum coincides with the digital sum of its largest proper divisor (361 = 19*19, the digital sum of 361 and 19 is 10)
  • 361 is the smallest square containing a one, such that it remains a positive square after removing all ones from it

Rare Properties of 361

Square

Common Properties of 361

Apocalyptic power
Composite
Deficient
Lucky
Odd
Odious
Powerful