The number 286 is an integer that follows 285 and precedes 287. It is an even number, meaning it is divisible by 2 without a remainder. In mathematics, 286 can be factored into prime numbers as 2 × 11 × 13. In computing history, Intel released the Intel 80286 microprocessor in 1982, which was a significant advancement in personal computing. The 80286 was the first processor to support protected mode, allowing for better multitasking and memory management, which paved the way for more complex operating systems.