9986

9986 is a natural number that comes after 9985 and before 9987. It is an even integer and, as a product of two primes, it is a composite number.

In its prime factorization, 9986 = 2 × 4993, where 4993 is a prime number. Consequently, the divisors of 9986 are 1, 2, 4993, and 9986. The sum of its digits is 32, giving a digital root of 5.

In different numeral systems, 9986 has the representations: binary 10011100000010, hexadecimal 0x2702, and octal 23402. These forms can be useful in various computing and digital contexts.

From a number-theoretic perspective, 9986 is not a prime and is not a perfect power. Its divisor structure is simple due to the prime factorization, and its arithmetic properties are typical of a semisimple even composite with two distinct prime factors.

There is no widely recognized mathematical or historical significance specific to 9986 beyond its standard properties as an integer. It appears in general discussions of number theory as an example of an even composite number with a straightforward prime factorization.