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Number 28628729

Prime factorization

Factorization 28628729
Divisors 1, 28628729
Count of divisors 2
Sum of divisors 28628730

Basic properties

Is prime? ◎ YES
It's 1778124th prime number.
Previous integer 28628728
Next integer 28628730
Previous prime number 28628683
Next prime number 28628749
Reciprocal 3.4929947e-8
Square 819604124155441
Square root 5350.582117863439
Natural logarithm 17.16992128209654
Decimal logarithm 7.456802067527734
Sine -0.995435901913171
Cosine -0.09543251637839058
Tangent 10.43078333978181

Expressions

Binary 1101101001101011011111001
Octal 155153371
Hexadecimal 1b4d6f9