Number Utopia
Properties of numbers / Online calculators / Number sequence database

Number 90

Prime factorization

Factorization 2 * 3 * 3 * 5
Divisors 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90
Count of divisors 12
Sum of divisors 234

Basic properties

Is prime? × NO
Previous integer 89
Next integer 91
Previous prime number 89
Next prime number 97
Reciprocal 0.011111111111111
Square 8100
Square root 9.486832980505136
Natural logarithm 4.499809670330265
Decimal logarithm 1.9542425094393248
Sine 0.8939966636005579
Cosine -0.4480736161291702
Tangent -1.995200412208242

Expressions

Binary 1011010
Octal 132
Hexadecimal 5a