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Number 19940

Prime factorization

Factorization 2 * 2 * 5 * 997
Divisors 1, 2, 4, 5, 10, 20, 997, 1994, 3988, 4985, 9970, 19940
Count of divisors 12
Sum of divisors 41916

Basic properties

Is prime? × NO
Previous integer 19939
Next integer 19941
Previous prime number 19937
Next prime number 19949
Reciprocal 0.000050150451354
Square 397603600
Square root 141.20906486483082
Natural logarithm 9.900483043515829
Decimal logarithm 4.299725153975637
Sine -0.30641793895255637
Cosine -0.9518970777810315
Tangent 0.3219023843069753

Expressions

Binary 100110111100100
Octal 46744
Hexadecimal 4de4