Number 155

Interestingness: 5

Visual representations

Binary image (n×n bits)
531
Prime factorization

Representations of 155

ρνεʹ
१५५
●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
一百五十五
𓈖
𓎆𓎆𓎆𓎆𓎆
𓏹𓏹𓏹𓏹𓏹
.----..........

155 in different numeral systems

Binary
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
10b
Hex
9b
Vigesimal
7f
Base-24
6b
Base-36
4b
Negabinary

Factorization

Prime factors: 5, 31
Divisors: 1, 5, 31, 155
Sum of divisors other than 155: 37
Product of prime factors: 155 = 5 × 31

Number-theory characteristics (5)

Difference of 2 squares Odious number Odd Composite Deficient

Related primes

Number 155 prime
Prime number before 155
Prime number after 155