2605

2605 is a natural number that follows 2604 and precedes 2606. It is an odd composite integer.

Its prime factorization is 2605 = 5 × 521, with 521 being a prime number. Therefore, 2605 has exactly two prime factors and is not a prime.

In decimal form it is 2605; in other bases it is 0xA2D in hexadecimal, 0o5055 in octal, and 101000101101 in binary. In Roman numerals it is MMDCV.

Some basic arithmetic properties: the sum of its digits is 13, so 2605 is not divisible by the digit sum and is not a Harshad number. It ends in 5, so it is divisible by 5 and thus composite.

Beyond its role as a number, 2605 can appear as a catalog, model, or identification code in various systems, and it can denote a year in the far future (2605 CE) in historical or fictional contexts. There is no single universally characteristic meaning attached to the sequence, and its interpretation depends on the specific domain or dataset in which it appears.