Number 1639

Interestingness: 6

Visual representations

Binary image (n×n bits)
Nonagonal · P9(22) = 1639
11149
Prime factorization

Representations of 1639

͵αχλθʹ
१६३९
١٦٣٩
MDCXXXIX
●●●●

●●●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃
一千六百三十九
א׳ תרלט
𓆼
𓈖𓈖𓈖𓈖𓈖𓈖
𓎆𓎆𓎆
𓏹𓏹𓏹𓏹𓏹𓏹𓏹𓏹𓏹
.-----.......------.

1639 in different numeral systems

Binary
11001100111
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
b47
Hex
Vigesimal
41j
Base-24
2k7
Base-36
19j
Negabinary
1101110111011

Factorization

Prime factors: 11, 149
Divisors: 1, 11, 149, 1639
Sum of divisors other than 1639: 161
Product of prime factors: 1639 = 11 × 149

Number-theory characteristics (6)

Nonagonal Difference of 2 squares Odious number Odd Composite Deficient

Related primes

Number 1639 prime
Prime number before 1639
Prime number after 1639