1108

1108 is a natural number that follows 1107 and precedes 1109. In mathematics, it is even and composite, with prime factorization 2^2 × 277. Its divisors are 1, 2, 4, 277, 554, and 1108. The sum of its divisors is 1946, and its Euler totient is 552. In other numeral systems it can be written as MCVIII in Roman numerals, 0x454 in hexadecimal, 2124 in octal, and 10001010100₂ in binary. The digits sum to 10.

As a year, 1108 CE falls in the High Middle Ages. It was a leap year in the Julian calendar. The period saw ongoing political and religious developments across Europe and the Near East, with regional chronicles recording events in various kingdoms and crusader states. No single universally recognized event defines the year, but it sits within broader historical processes of feudal consolidation and church reform.

In modern usage, 1108 appears mainly as a calendar year or as a numeric identifier in catalogs, models, and numerical systems. Like other integers, it serves as a basic component of arithmetic, chronology, and classification, without a fixed meaning beyond context.

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