1235

1235 is an integer that lies between 1234 and 1236. It is odd and composite. Its prime factorization is 5 × 13 × 19, making it square-free. The positive divisors of 1235 are 1, 5, 13, 19, 65, 95, 247, and 1235.

In different numeral systems, 1235 is written as 1235 in decimal, 10011010011 in binary, and 0x4D3 in hexadecimal. In Roman numerals it is MCCXXXV. When written in words, it is spoken as one thousand two hundred thirty-five.

From a number-theoretic perspective, 1235 has eight divisors and is the product of three distinct prime factors. The sum of its digits is 11, so it is not a Harshad number in base 10. It is also not a perfect square or a higher power, and it is square-free due to its distinct prime factors.

As a calendar year, 1235 CE falls in the 13th century. In historical contexts, the year is used to designate events or periods within the medieval era, though specific occurrences would depend on regional histories.

---