Nineteen thousand nine hundred nine
19919 is an odd number.
19919 is a prime number, which means it is only divisible by 1 and itself.
19919 is a Sophie Germain prime, which means that 2 x 19919 + 1 = 39839 is also a prime number.
In binary, 19919 is represented as 100110111001111.
In hex, 19919 is represented as 4dcf.
Prime factorization of 19919: 19919.