172 (number)

← 171 172 173 →
← 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-two
Ordinal	172nd; (one hundred seventy-second)
Factorization	22× 43
Greek numeral	ΡΟΒ´
Roman numeral	CLXXII
Binary	101011002
Ternary	201013
Quaternary	22304
Quinary	11425
Senary	4446
Octal	2548
Duodecimal	12412
Hexadecimal	AC16
Vigesimal	8C20
Base 36	4S36

The number 172 is a natural number. It comes after 171 and before 173.

Mathematics

172 is an even number because it can be divided by 2.
It is a composite number, which means it can be divided by numbers other than 1 and itself. The factors of 172 are 1, 2, 4, 43, 86, and 172.
The prime factorization of 172 is 2 × 2 × 43, or 2² × 43.