175 (number)

175 (one hundred [and] seventy-five) is the natural number following 174 and preceding 176.

← 174 175 176 →
← 170 171 172 173 174 175 176 177 178 179 → List of numbers Integers ← 0 100 200 300 400 500 600 700 800 900 →
Cardinal	one hundred seventy-five
Ordinal	175th (one hundred seventy-fifth)
Factorization	52 × 7
Divisors	1, 5, 7, 25, 35, 175
Greek numeral	ΡΟΕ´
Roman numeral	CLXXV, clxxv
Binary	101011112
Ternary	201113
Senary	4516
Octal	2578
Duodecimal	12712
Hexadecimal	AF16

In mathematics

Raising the decimal digits of 175 to the powers of successive integers produces 175 back again: 175 = 1¹ + 7² + 5³.^[1]

175 is a figurate number for a rhombic dodecahedron, the difference of two consecutive fourth powers: 175 = 4⁴ − 3⁴.^[2] It is also a decagonal number and a decagonal pyramid number, the smallest number after 1 that has both properties.^[3]

See also

• The year AD 175 or 175 BC
• List of highways numbered 175
• All pages with titles containing 175