165000

165,000 is a natural number that follows 164,999 and precedes 165,001. In decimal notation it is written as 165,000, and in scientific notation it is 1.65 × 10^5.

Mathematical properties of 165,000 include that it is even and that the sum of its digits (1 + 6 + 5 + 0 + 0 + 0) equals 12, making it divisible by 3 but not by 9. Its prime factorization is 2^3 × 3 × 5^4 × 11, which implies it has 80 positive divisors. Because it is divisible by 8 and by 11, it is also divisible by their least common multiple, 88. It is a multiple of 1000 as well, since 165,000 = 165 × 1000, and it is divisible by 125 (165,000 ÷ 125 = 1,320).

Representations and usage of 165,000 include its hexadecimal form and scientific notation. In hexadecimal, it is 0x28488. In decimal-related expressions, it can be written as 1.65 × 10^5. As a round, highly composite figure, 165,000 frequently appears in contexts such as population estimates, financial figures, or counts where a thousand-multiple scale is convenient.

Notes: 165,000 is divisible by many common small factors (2, 3, 5, 8, 11, 10, 20, 25, 40, 55, etc.), reflecting its rich factorization. Its factor structure makes it a convenient example in discussions of divisors and multiples.