2656

2656 is a natural number that follows 2655 and precedes 2657. It is an even composite number with prime factorization 2^5 × 83, meaning it has multiple divisors including 2, 4, 8, 16, 32, and 83, as well as composite divisors such as 166, 332, 664, and 1328.

In decimal notation, the number is written as 2656. Its representations in other common bases include binary 101001100000, octal 5140, and hexadecimal A60. In Roman numerals it is written as MMDCLVI.

2656 is not a prime; it is divisible by 2 and 83, since 2656 = 32 × 83. The square root is approximately 51.5, so 2656 is not a perfect square. Because it contains the factor 2^5, it is not square-free either.

In practice, 2656 may appear as a count, an identifier, or a year designation in hypothetical or fictional contexts. There is no widely known mathematical constant, theorem, or historical event uniquely associated with the number 2656.