2553

2553 is a natural number that comes after 2552 and before 2554. In mathematics, it is studied as a concrete integer with fixed arithmetic properties. It is odd and composite.

The prime factorization of 2553 is 3 × 23 × 37, three distinct primes. Consequently, 2553 has eight positive divisors: 1, 3, 23, 37, 69, 111, 851, and 2553. The digits sum to 15, so 2553 is not divisible by 15 and is not a Harshad number in base 10. Its binary representation is 100111111001.

As a calendar year, 2553 would fall in the 26th century of the Gregorian calendar. It is not a leap year, since it is not divisible by 4. In this context, it would have 365 days.

Beyond pure arithmetic, 2553 may appear in catalogues, product codes, or serial designations as a numeric identifier. In speculative or science fiction contexts, 2553 is sometimes used to denote a distant future date or era. Overall, the number functions as a routine integer with standard numeric properties and occasional usage in naming schemes or future-date references.