1354

1354 is a natural number that follows 1353 and precedes 1355. It is an even composite number, with prime factorization 2 × 677, making it a semiprime since it is the product of two primes (2 and 677, with 677 itself being prime).

In various numeral systems, 1354 is represented as follows: in binary it is 10101001010, in octal it is 2512, in decimal it remains 1354, and in hexadecimal it is 0x54A. In other bases, it can be written as 1212011 in base 3 and 20404 in base 5. The Roman numeral for 1354 is MCCCLIV.

As a calendar year, 1354 CE falls in the middle of the 14th century, a period characterized by the continuing aftermath of the Black Death and the broader social and political upheavals of the Middle Ages in Europe. Beyond Europe, the year sits within the broader timeline of the 14th century, marked by regional developments in Asia and Africa as societies recovered and reorganized after earlier crises. Specific historical events associated with the year can vary by source and region.

In mathematics and numerology, 1354 is notable for its factorization into two primes and its distinct base representations. It is not a prime, not a perfect square, and its digit sum is 13, which does not divide evenly into 1354. These attributes place it among ordinary composite integers used in standard arithmetic and numeral-base conversion discussions.