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Number 161
Representations of 161
Greek numeral
ρξαʹ
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
Hex
a1
Base-24
6h
Base-36
4h
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
Odd
Composite
Related primes
Number 161 prime
947
Prime number before 161
157
Prime number after 161
163