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1 (one)

The number 1 has a prominent place.

 


Classification
Complex number
         ℂ
Real number
       ℝ
Rational number
         ℚ
Integer
   ℤ
Natural number
          ℕ
1 (one)
Prime number
Composite number
 
0 (zero)
Negative number
 
Fraction Proper fraction
Improper fraction
 
Irrational number Irrational algebraic number
Transcendental number
 
Imaginary number

 


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