2256

2256 is a natural number that sits between 2255 and 2257. It is even and composite. The prime factorization is 2^4 × 3 × 47. It has 20 positive divisors. As a sum-of-divisors calculation, the sigma function yields 5952, so the sum of its proper divisors is 5952 − 2256 = 3696, making 2256 an abundant number.

As a calendar year, 2256 CE would be in the 23rd century. Because it is divisible by 4 but not by 100, it would be a leap year under the Gregorian calendar rules.

In mathematics and general usage, 2256 can also appear as an identifier, catalog number, or code in various contexts. Without additional context, its meaning is not fixed and depends on the system or field in which it is used.