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Number 1428388

Prime factorization

Factorization 2 * 2 * 13 * 13 * 2113
Divisors 1, 2, 4, 13, 26, 52, 169, 338, 676, 2113, 4226, 8452, 27469, 54938, 109876, 357097, 714194, 1428388
Count of divisors 18
Sum of divisors 2708034

Basic properties

Is prime? × NO
Previous integer 1428387
Next integer 1428389
Previous prime number 1428359
Next prime number 1428389
Reciprocal 7.00089891e-7
Square 2040292278544
Square root 1195.1518731943652
Natural logarithm 14.17205709365902
Decimal logarithm 6.154846192993949
Sine 0.06813948973917278
Cosine 0.9976758040255789
Tangent 0.06829822820622979

Expressions

Binary 101011100101110100100
Octal 5345644
Hexadecimal 15cba4