174

174 is a natural number that follows 173 and precedes 175. In decimal notation it is written as 174. It has representations in other bases: binary 10101110, octal 256, and hexadecimal AE. In Roman numerals, 174 is CLXXIV.

Mathematically, 174 is even and composite, with prime factorization 2 × 3 × 29. Its divisors are 1, 2, 3, 6, 29, 58, 87, and 174. The sum of its proper divisors is 186, making 174 an abundant number. It is also equal to 6 × 29 and is not a prime, square, or triangular number.

In computing and encoding, decimal 174 corresponds to the Unicode code point U+00AE, which is the registered trademark symbol ®. In Latin-1 and Windows-1252 encodings, 0xAE maps to ® as well.

As a year, 174 CE was a Julian calendar year in the Roman era, during which various historical events occurred across the empire.