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Number 28989

Prime factorization

Factorization 3 * 3 * 3221
Divisors 1, 3, 9, 3221, 9663, 28989
Count of divisors 6
Sum of divisors 41886

Basic properties

Is prime? × NO
Previous integer 28988
Next integer 28990
Previous prime number 28979
Next prime number 29009
Reciprocal 0.00003449584325
Square 840362121
Square root 170.2615634839525
Natural logarithm 10.274671726667417
Decimal logarithm 4.462233234259016
Sine -0.9989324617416971
Cosine -0.04619455464308378
Tangent 21.624463520859095

Expressions

Binary 111000100111101
Octal 70475
Hexadecimal 713d