400400

400400 is an integer. It is an even number, divisible by 2. Its prime factorization is 2^4 * 5^2 * 1001. The number 1001 is further divisible by 7, 11, and 13, so the full prime factorization of 400400 is 2^4 * 5^2 * 7 * 11 * 13.

As a six-digit number, 400400 falls within a specific range of numerical values. It is larger than 400399 and smaller than 400401. In scientific notation, it can be expressed as 4.004 x 10^5.

The number 400400 does not appear to hold any widely recognized mathematical significance or special properties that are commonly cited in number theory or other mathematical fields. It is not a perfect square, perfect cube, or a prime number.

In contexts outside of pure mathematics, the sequence of digits 400400 might appear in various forms of data, such as identification numbers, product codes, or numerical measurements. However, without specific context, its meaning or relevance is indeterminate. The repeating pattern of "400" at the beginning and end might be coincidental or part of a specific system where such patterns are employed.