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Number 1998

Prime factorization

Factorization 2 * 3 * 3 * 3 * 37
Divisors 1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998
Count of divisors 16
Sum of divisors 4560

Basic properties

Is prime? × NO
Previous integer 1997
Next integer 1999
Previous prime number 1997
Next prime number 1999
Reciprocal 0.0005005005005
Square 3992004
Square root 44.69899327725402
Natural logarithm 7.599901959208498
Decimal logarithm 3.3005954838899636
Sine -0.05290297516673631
Cosine 0.9985996571291758
Tangent -0.05297716135695903

Expressions

Binary 11111001110
Octal 3716
Hexadecimal 7ce