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

Number 21040

Prime factorization

Factorization 2 * 2 * 2 * 2 * 5 * 263
Divisors 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040
Count of divisors 20
Sum of divisors 49104

Basic properties

Is prime? × NO
Previous integer 21039
Next integer 21041
Previous prime number 21031
Next prime number 21059
Reciprocal 0.00004752851711
Square 442681600
Square root 145.05171491574995
Natural logarithm 9.954180666851647
Decimal logarithm 4.323045735481702
Sine -0.684559259412188
Cosine -0.7289572143500856
Tangent 0.9390938808699749

Expressions

Binary 101001000110000
Octal 51060
Hexadecimal 5230