385

385 is a natural number that follows 384 and precedes 386. It is used in mathematics and various measurement contexts like many other integers.

In mathematics, 385 factors as 5 × 7 × 11. It is squarefree and is the product of three consecutive primes, making it a 3-almost prime. It is not a prime, not a power, and it is divisible by 5.

In numeral representations, 385 is CCCLXXXV in Roman numerals. In binary, it is 110000001. In hexadecimal, it is 0x181.

In modern usage, area code 385 is an overlay for northern Utah in the United States, introduced to the 801 region to expand numbering capacity.

Other uses include its use as a designation for highways or routes in various countries, where the number serves as an identifier rather than a measurement or value.

As a calendar year, 385 can refer to 385 CE (AD) or 385 BCE in historical dating. In each case, the number serves as a temporal marker without implying a specific event.