258000

258000 is a natural number that follows 257999 and precedes 258001. It is an even composite number, and its prime factorization is 2^4 × 3 × 5^3 × 43. This factorization shows that 258000 has 80 positive divisors. The number is a multiple of 1000, since 258000 = 258 × 1000, and it can be written in scientific notation as 2.58 × 10^5. In hexadecimal, 258000 is 0x3EFD0.

As a decimal value with trailing zeros, 258000 is often used as a rounded figure in statistics, budgeting, and geographic data. Such round figures appear in population estimates, financial totals, or inventory counts where precision beyond the nearest thousand is unnecessary. Because it is divisible by 16 and by 125, it is also divisible by 2000, 4000, and other multiples of 1000, reflecting its usefulness as a scalable estimate in various datasets.

In mathematical contexts, 258000 is an example of a highly composite number within its size range, reflecting its multiple small prime factors. It is not a prime number, nor a power of a single prime, but its structure makes it convenient in problems involving factorization, divisors, or modular arithmetic where multiples of 1000 and small factors frequently appear.

See also: large round numbers, powers of ten, divisors.