Number 1111

Interestingness: 20 · Rank #13 of 1000

Visual representations

Binary image (n×n bits)
11101
Prime factorization

Representations of 1111

͵αριαʹ
११११
١١١١
●●
▃▃▃▃▃
▃▃▃▃▃
▃▃▃▃▃

▃▃▃▃▃
▃▃▃▃▃
一千一百一十一
א׳ קיא
𓆼
𓈖
𓎆
𓏹
.----.----.----.----

1111 in different numeral systems

Binary
10001010111
Base-3
Base-4
Base-5
Base-6
Base-7
Base-8
Duodecimal
Hex
Vigesimal
2fb
Base-24
1m7
Base-36
uv
Negabinary
10110101011

Factorization

Prime factors: 11, 101
Divisors: 1, 11, 101, 1111
Sum of divisors other than 1111: 113
Product of prime factors: 1111 = 11 × 101

Number-theory characteristics (5)

Difference of 2 squares Evil number Odd Composite Deficient

Base-10 digit properties (7)

These depend on the decimal representation of the number.

Palindromic Smith Repdigit Repunit Strobogrammatic Zuckerman number Hoax number

Related primes

Number 1111 prime
Prime number before 1111
Prime number after 1111