225
225, written as two hundred twenty-five, is the natural number that follows 224 and precedes 226. It is a square number, equal to 15^2, and its prime factorization is 3^2 × 5^2.
In numeral systems, 225 is represented as binary 11100001, octal 341, and hexadecimal E1. In Roman numerals
225 is a Harshad number in base 10, since it is divisible by the sum of its
In North American telephony, 225 is the area code for much of southern Louisiana, including Baton Rouge,
The 225th day of the year falls on August 13 in common years and August 12 in