1112

1112 is a natural number that immediately follows 1111 and precedes 1113. In decimal notation it is written as 1112. The number is even and composite; its prime factorization is 2^3 × 139, so its divisors are 1, 2, 4, 8, 139, 278, 556, and 1112. In other bases, 1112 represents different values: binary 10001011000, octal 2130, and hexadecimal 0x458. In Roman numerals it is written as MCXII.

As a mathematical object, 1112 is not prime. It is divisible by 2 and by 139, and hence by 8 as well. It is not a perfect square or cube. Its factorization places it in various arithmetic contexts, including congruence properties such as being 0 modulo 8 and modulo 139.

As a year, 1112 CE falls in the High Middle Ages. In the Julian calendar it was a leap year, since 1112 is divisible by 4. The year is situated within the broader historical period of medieval Europe, a time of ongoing expansion, conflict, and cultural exchange, though no single widely recognized event defines the year 1112 across sources.