Number 161

Representations of 161
Greek numeral
ρξαʹ
Sanskrit numeral
१६१
Arabic numeral
١٦١
Roman numeral
CLXI
Maya numeral
●●●
▃▃▃▃▃
●
Chinese numeral
一百六十一
Hebrew numeral
קסא
161 in different numeral systems
Binary
10100001
Base-3
12222
Base-4
2201
Base-5
1121
Base-6
425
Base-7
320
Base-8
241
Duodecimal
115
Hex
a1
Vigesimal
81
Base-24
6h
Base-36
4h
Negabinary
111100001
Factorization
Prime factors
7, 23
Divisors
1, 7, 23, 161
Sum of divisors other than 161
31
Product of prime factors
161 = 7 x 23
Characteristics
Difference of 2 squares Palindromic Odd Composite Deficient
Related primes
Number 161 prime
947
Prime number before 161
157
Prime number after 161
163