2749

2749 is a positive integer that follows 2748 and precedes 2750. In decimal notation, it is written as 2749.

Mathematically, 2749 is a prime number; its only positive divisors are 1 and 2749. It is odd, and its digit sum is 22, which gives a digital root of 4. As a prime, it has no nontrivial factorization.

In common base representations, 2749 equals 101010111101 in binary, 5275 in octal, and ABD in hexadecimal. In Roman numerals, it is written as MMDCCXLIX. Its square is 7,557,001.

As a numerical label, 2749 is used primarily in catalogs, identifiers, and sequences where a simple, unique number is required. It does not have widely recognized mathematical constants or geometric interpretations tied specifically to the number itself.

See also: prime numbers, Roman numerals, numeral systems.