45000

45000 is a natural number that follows 44999 and precedes 45001. In decimal, it is written as 45000, and in scientific notation it can be expressed as 4.5 × 10^4.

Mathematically, 45000 has the prime factorization 2^3 × 3^2 × 5^4. This makes the number composite, and it is divisible by many combinations of these prime factors. In particular, 45000 is divisible by 2, 3, 4, 5, 8, 9, 10, 15, 18, 20, 25, 40, 45, 50, and 125, among others; it is also a multiple of 1000 since 45000 = 45 × 1000. In binary, 45000 is 1010 1111 1100 1000, and in hexadecimal it is 0xAFC8.

In geography, the postal code 45000 is associated with Orléans, a city in the Loiret department in north-central France. French postal codes help identify specific communes and their surrounding areas.

In other contexts, 45000 is used as a large, round figure in discussions of statistics, demographics, or measurements. As a four-digit decimal number, it can appear in education, science, or everyday examples illustrating large counts or quantities.