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Number 142

Prime factorization

Factorization 2 * 71
Divisors 1, 2, 71, 142
Count of divisors 4
Sum of divisors 216

Basic properties

Is prime? × NO
Previous integer 141
Next integer 143
Previous prime number 139
Next prime number 149
Reciprocal 0.007042253521126
Square 20164
Square root 11.916375287812984
Natural logarithm 4.955827057601261
Decimal logarithm 2.1522883443830563
Sine -0.5877950071674065
Cosine -0.8090099069535975
Tangent 0.7265609507562195

Expressions

Binary 10001110
Octal 216
Hexadecimal 8e