Number 1287

Interestingness: 5

Visual representations

Binary image (n×n bits)
1113
Prime factorization

Representations of 1287

͵ασπζʹ
१२८७
١٢٨٧
MCCLXXXVII
●●●
●●●●
●●
▃▃▃▃▃
一千二百八十七
א׳ רפז
𓆼
𓈖𓈖
𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
𓏹𓏹𓏹𓏹𓏹𓏹𓏹
.----..------..--...

1287 in different numeral systems

Binary
10100000111
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
8b3
Hex
Vigesimal
Base-24
25f
Base-36
zr
Negabinary
10100011011

Factorization

Prime factors: 3, 11, 13
Divisors: 1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 429, 1287
Sum of divisors other than 1287: 897
Product of prime factors: 1287 = 3 × 3 × 11 × 13

Number-theory characteristics (5)

Difference of 2 squares Odious number Odd Composite Deficient

Related primes

Number 1287 prime
Prime number before 1287
Prime number after 1287