Six thousand four hundred ninety one
6491 is an odd number.
6491 is a prime number, which means it is only divisible by 1 and itself.
6491 is a Sophie Germain prime, which means that 2 x 6491 + 1 = 12983 is also a prime number.
In binary, 6491 is represented as 1100101011011.
In hex, 6491 is represented as 195b.
Prime factorization of 6491: 6491.