165618

165,618 is a natural number that follows 165,617 and precedes 165,619. In decimal notation, it is even and composite, not a prime or a power of a single prime.

Mathematical properties. The prime factorization of 165,618 is 2 × 3^3 × 3,067, where 3,067 is a prime number. From this factorization, the number has 16 positive divisors. A representative list of divisors includes: 1, 2, 3, 6, 9, 18, 27, 54, 3,067, 6,134, 9,201, 18,402, 27,603, 55,206, 82,809, and 165,618.

Digit sums and divisibility. The sum of the digits of 165,618 is 27, and the number is divisible by 27, yielding 6,134. This makes 165,618 a Harshad (Niven) number in base 10, since it is divisible by the sum of its digits.

Context. As a specific six-digit integer, 165,618 serves as an example of a small composite number with a mixed prime factorization, illustrating common divisibility patterns and divisor generation from prime exponents. It does not have widely recognized special significance beyond these arithmetic properties.