161 (number)

Cardinalone hundred sixty-oneOrdinal161st
(one hundred sixty-first)Factorization7 × 23Divisors1, 7, 23, 161Greek numeralΡΞΑ´Roman numeralCLXI, clxiBinary10100001₂Ternary12222₃Senary425₆Octal241₈Duodecimal115₁₂HexadecimalA1₁₆

161 (one hundred [and] sixty-one) is the natural number following 160 and preceding 162.