860

860 is a natural number that comes after 859 and before 861. In decimal notation, it is written as 860.

It is an even number and a composite number. The prime factorization of 860 is 2^2 × 5 × 43, so its positive divisors include 1, 2, 4, 5, 10, 20, 43, 86, 215, 430, and 860. It is divisible by 4, 5, 10, and 20.

860 can be represented in various numeral systems: in binary it is 1101011100, in octal it is 1534, and in hexadecimal it is 0x35C. In Roman numerals, 860 is DCCCLX.

In use, 860 designates several real-world identifiers. It is the area code for a portion of Connecticut in the United States. It is also used in model and product codes, and may appear in dates or serial numbers as a four-digit value.