1324

1324 may refer to the integer or to the year AD 1324.

As a number, 1324 is an even, composite integer. Its prime factorization is 2^2 × 331, so its positive divisors are 1, 2, 4, 331, 662, and 1324. The sum of its digits is 10, which makes 1324 congruent to 1 modulo 9. In common numeral systems, 1324 is written as 1324 in decimal, 0x52C in hexadecimal, and 10100101100 in binary. In Roman numerals it is written as MCCCXXIV.

As a year, 1324 CE sits in the middle of the 14th century. During this period the Avignon Papacy governed much of the Catholic Church, with Pope John XXII on the papal throne in Avignon. The broader European context included feudal monarchies, dynastic struggles, and the social and economic transformations typical of the late medieval world. In Asia and the Islamic world, regional powers and dynasties continued to shape long-standing histories prior to the upheavals of the mid-14th century. Historical significance for a given year often varies by region, and there is no single globally recognized event that defines 1324 across all areas.

Overall, 1324 is a notable example of how a four-digit number and a single year can carry distinct meanings in mathematics and history, respectively, while sharing a common numerical identity.